121 Publications
2024 | Conference Paper | LibreCat-ID: 47427 | 
G. Schryen, M. Marrone, and J. Yang, “Adopting Generative AI for Literature Reviews: An Epistemological Perspective,” 2024.
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2024 | Conference Paper | LibreCat-ID: 47429 |
H. Betke, M. Sperling, G. Schryen, and S. Sackmann, “A Design Theory for Spontaneous Volunteer Coordination Systems in Disaster Response,” 2024.
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2024 | Journal Article | LibreCat-ID: 53130 |
M. Stumpe, P. Dieter, G. Schryen, O. Müller, and D. Beverungen, “Designing taxi ridesharing systems with shared pick-up and drop-off locations: Insights from a computational study,” Transportation Research Part A: Policy and Practice, 2024.
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2023 | Journal Article | LibreCat-ID: 42179 |
S. C. Burmeister and G. Schryen, “Distribution Network Optimization: Predicting computation times to design scenario analysis for network operators,” Energy Systems, 2023, doi: 10.1007/s12667-023-00572-5.
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| DOI
2023 | Journal Article | LibreCat-ID: 44361 |
G. Schryen and M. Sperling, “Literature Reviews in Operations Research: A New Taxonomy and a Meta Review,” Computers & Operations Research, vol. 157, no. September, Art. no. 106269, 2023.
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2023 | Journal Article | LibreCat-ID: 44383 |
P. Dieter, M. Caron, and G. Schryen, “Integrating driver behavior into last-mile delivery routing: Combining machine learning and optimization in a hybrid decision support framework,” European Journal of Operational Research (EJOR), vol. 311, no. 1, pp. 283–300, 2023, doi: https://doi.org/10.1016/j.ejor.2023.04.043.
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2023 | Journal Article | LibreCat-ID: 45816 |
P. Dieter, M. Stumpe, M. W. Ulmer, and G. Schryen, “Anticipatory Assignment of Passengers to Meeting Points for Taxi-Ridesharing,” Transportation Research Part D, vol. 121, Art. no. 103832, 2023.
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2023 | Report | LibreCat-ID: 47107
D. Beverungen et al., Implementing Digital Responsibility through Information Systems Research: A Delphi Study of Objectives, Activities, and Challenges in IS Research. Department of Information Systems, Paderborn University, 2023.
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2023 | Journal Article | LibreCat-ID: 47431 |
S. C. Burmeister, D. Guericke, and G. Schryen, “A Memetic NSGA-II for the Multi-Objective Flexible Job Shop Scheduling Problem with Real-time Energy Tariffs,” Flexible Services and Manufacturing Journal, 2023, doi: 10.1007/s10696-023-09517-7.
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| DOI
2023 | Journal Article | LibreCat-ID: 45112
D. Beverungen et al., “Digital Responsibility – a Multilevel Framework for Responsible Digitalization,” Business & Information Systems Engineering, vol. 65, no. 4, pp. 463–474, 2023, doi: https://doi.org/10.1007/s12599-023-00822-x.
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2022 | Journal Article | LibreCat-ID: 23415 |
M. Sperling and G. Schryen, “Decision Support for Disaster Relief: Coordinating Spontaneous Volunteers,” European Journal of Operational Research (EJOR), vol. 299, no. 2, pp. 690–705, 2022.
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2021 | Journal Article | LibreCat-ID: 20212 |
J. Prester, G. Wagner, G. Schryen, and N. R. Hassan, “Classifying the Ideational Impact of Information Systems Review Articles: A Content-Enriched Deep Learning Approach,” Decision Support Systems, vol. 140, no. January, Art. no. 113432, 2021.
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2021 | Journal Article | LibreCat-ID: 20844 |
G. Wagner et al., “Which Factors Affect the Scientific Impact of Review Papers in IS Research? A Scientometric Study,” Information & Management, vol. 58, no. 3, Art. no. 103427, 2021.
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2021 | Journal Article | LibreCat-ID: 23494 |
M. Stumpe, D. Rößler, G. Schryen, and N. Kliewer, “Study on Sensitivity of Electric Bus Systems under Simultaneous Optimization of Charging Infrastructure and Vehicle Schedules,” EURO Journal on Transportation and Logistics, vol. 10, Art. no. 100049, 2021, doi: https://doi.org/10.1016/j.ejtl.2021.100049.
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2021 | Journal Article | LibreCat-ID: 17934 |
G. Wagner, J. Prester, and G. Schryen, “Exploring the Scientific Impact of Information Systems Design Science Research,” Communications of the Association for Information Systems, vol. 48, no. 1, Art. no. 37, 2021.
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2020 | Working Paper | LibreCat-ID: 17019 |
G. Schryen, G. Wagner, and A. Benlian, Distinguishing Knowledge Impact from Citation Impact: A Methodology for Analysing Knowledge Impact for the Literature Review Genre. 2020.
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| Download (ext.)
2020 | Conference Paper | LibreCat-ID: 17055 |
G. Wagner, P. Empl, and G. Schryen, “Designing a Novel Strategy for Exploring Literature Corpora,” in 28th European Conference on Information Systems (ECIS 2020), Marrakesh, Morocco, 2020.
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2020 | Journal Article | LibreCat-ID: 15414 |
G. Schryen, “Integrating Management Science into the HPC Research Ecosystem,” Communications of the ACM, vol. 63, no. 9, pp. 35–37, 2020.
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2020 | Journal Article | LibreCat-ID: 15513 |
G. Schryen, N. Kliewer, and A. Fink, “Interview with Utz-Uwe Haus on “High Performance Computing in Economic Environments: Opportunities and Challenges",” Business & Information Systems Engineering, vol. 62, no. 01/2020, pp. 21–23, 2020.
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2020 | Journal Article | LibreCat-ID: 15022 |
G. Schryen, “Parallel computational optimization in operations research: A new integrative framework, literature review and research directions,” European Journal of Operational Research, vol. 287, no. 1, pp. 1–18, 2020.
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2020 | Journal Article | LibreCat-ID: 16249 |
E. Szubartowicz and G. Schryen, “Timing in Information Security: An Event Study on the Impact of Information Security Investment Announcements,” Journal of Information System Security, vol. 16, no. 1, pp. 3–31, 2020.
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2020 | Journal Article | LibreCat-ID: 11946 |
G. Schryen, G. Wagner, A. Benlian, and G. Paré, “A Knowledge Development Perspective on Literature Reviews: Validation of a New Typology in the IS Field,” Communications of the AIS, vol. 46, pp. 134–186, 2020, doi: 10.17705/1CAIS.04607.
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| DOI
2020 | Journal Article | LibreCat-ID: 14985 |
G. Schryen, N. Kliewer, and A. Fink, “High Performance Business Computing,” Business & Information Systems Engineering, vol. 62, no. 1, pp. 1–3, 2020, doi: 10.1007/s12599-019-00622-2.
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| DOI
2020 | Journal Article | LibreCat-ID: 13175 |
E. Yasasin, J. Prester, G. Wagner, and G. Schryen, “Forecasting IT Security Vulnerabilities - An Empirical Analysis,” Computers & Security, vol. 88, no. January, 2020.
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2019 | Journal Article | LibreCat-ID: 5674 |
G. Rauchecker and G. Schryen, “An Exact Branch-and-Price Algorithm for Scheduling Rescue Units during Disaster Response,” European Journal of Operational Research, vol. 272, no. 1, pp. 352–363, 2019.
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2019 | Journal Article | LibreCat-ID: 6512 |
G. Rauchecker and G. Schryen, “Using High Performance Computing for Unrelated Parallel Machine Scheduling with Sequence-Dependent Setup Times: Development and Computational Evaluation of a Parallel Branch-and-Price Algorithm,” Computers & Operations Research, no. 104, pp. 338–357, 2019.
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2019 | Conference Paper | LibreCat-ID: 6514 |
V. Schuhbeck, N. Siegfried, V. Dorner, A. Benlian, M. Scholz, and G. Schryen, “Walking the Middle Path: How Medium Trade-off Exposure Leads to Higher Consumer Satisfaction in Recommender Agents,” in Proceedings of the 14. Internationale Tagung Wirtschaftsinformatik, Siegen, Germany, 2019, pp. 55–64.
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2019 | Journal Article | LibreCat-ID: 14540
G. Schryen, N. Kliewer, R. Borndörfer, and T. Koch, “High-Performance Business Computing – Parallel Algorithms and Implementations for Solving Problems in Operations Research and Data Analysis,” OR News, vol. 65, pp. 34–35, 2019.
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2018 | Conference Paper | LibreCat-ID: 5675 |
G. Rauchecker and G. Schryen, “Decision Support for the Optimal Coordination of Spontaneous Volunteers in Disaster Relief,” in Proceedings of the 15th International Conference on Information Systems for Crisis Response and Management, Rochester, NY, USA, 2018.
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2018 | Conference Paper | LibreCat-ID: 5681 |
J. Prester, G. Wagner, and G. Schryen, “Classifying the Ideational Impact of IS Review Articles: A Natural Language Processing Based Approach,” in Proceedings of the 2018 International Conference on Information Systems (ICIS 2018), San Francisco, CA, USA, 2018.
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2018 | Book | LibreCat-ID: 6164 |
R. Schillinger and G. Schryen, Security in Highly Connected IT Systems – Results of the Bavarian Research Alliance FORSEC. University of Regensburg, 2018.
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2018 | Journal Article | LibreCat-ID: 5586 |
E. Weishäupl, E. Yasasin, and G. Schryen, “Information Security Investments: An Exploratory Multiple Case Study on Decision-Making, Evaluation and Learning,” Computers & Security, vol. 77, pp. 807–823, 2018.
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2018 | Conference Paper | LibreCat-ID: 5600 |
R. Schuster, G. Wagner, and G. Schryen, “Information Systems Design Science Research and Cumulative Knowledge Development: An Exploratory Study,” in Proceedings of the 2018 International Conference on Information Systems (ICIS 2018), San Francisco, CA, USA, 2018.
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2017 | Conference Paper | LibreCat-ID: 5692 |
H. Aziz, G. Rauchecker, G. Schryen, and T. Walsh, “Algorithms for Max-Min Share Fair Allocation of Indivisible Chores,” in Thirty-First AAAI Conference on Artificial Intelligence (AAAI-17), San Francisco, CA, USA, 2017, vol. 31, no. 1, pp. 1–7.
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2017 | Conference Paper | LibreCat-ID: 5594 |
G. Wagner, J. Prester, and G. Schryen, “Exploring the Scientific Impact of Information Systems Design Science Research: A Scientometric Study,” in 38th International Conference on Information Systems, Seoul, South Korea, 2017.
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2017 | Journal Article | LibreCat-ID: 5626
G. Schryen and D. Hristova, “High-Performance Business Computing - Effizienzsteigerung durch Parallelisierung,” Smart Data Radar (Deutsche Bank), 2017.
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2017 | Journal Article | LibreCat-ID: 5633 |
G. Schryen et al., “Literature Reviews in IS Research: What Can Be Learnt from the Past and Other Fields?,” Communications of the AIS, vol. 40, pp. 557–569, 2017.
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2017 | Journal Article | LibreCat-ID: 5671 |
M. Scholz, V. Dorner, G. Schryen, and A. Benlian, “A configuration-based recommender system for supporting e-commerce decisions,” European Journal of Operational Research, vol. 259, no. 1, pp. 205–215, 2017.
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2016 | Journal Article | LibreCat-ID: 5676 |
G. Rauchecker and G. Schryen, “Projekt KUBAS: Koordination ungebundener Vor-Ort-Helfer,” Im Einsatz, vol. 23, pp. 44–46, 2016.
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2016 | Conference Paper | LibreCat-ID: 5595 |
G. Wagner, J. Prester, M. Roche, A. Benlian, and G. Schryen, “Factors Affecting the Scientific Impact of Literature Reviews: A Scientometric Study,” in International Conference on Information Systems, 2016.
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2016 | Journal Article | LibreCat-ID: 5617 |
G. Schryen, G. Wagner, and A. Schlegel, “Development of two novel face-recognition CAPTCHAs: a security and usability study,” Computers & Security, vol. 60, no. July, pp. 95–116, 2016.
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2015 | Conference Paper | LibreCat-ID: 5678 |
G. Rauchecker and G. Schryen, “High-Performance Computing for Scheduling Decision Support: A Parallel Depth-First Search Heuristic,” in Australasian Conference on Information Systems, 2015, pp. 1–13.
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2015 | Journal Article | LibreCat-ID: 5679 |
T. Püschel, G. Schryen, D. Hristova, and D. Neumann, “Revenue Management for Cloud Computing Providers: Decision Models for Service Admission Control under Non-probabilistic Uncertainty,” European Journal of Operational Research, vol. 244, no. 2, pp. 637–647, 2015.
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2015 | Conference Paper | LibreCat-ID: 5541 |
E. Yasasin and G. Schryen, “Requirements for IT Security Metrics - An Argumentation Theory Based Approach,” in 23rd European Conference on Information Systems (ECIS 2015), 2015.
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2015 | Conference Paper | LibreCat-ID: 5588 |
E. Weishäupl, E. Yasasin, and G. Schryen, “A Multi-Theoretical Literature Review on Information Security Investments using the Resource-Based View and the Organizational Learning Theory,” in International Conference on Information Systems, 2015.
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2015 | Conference Paper | LibreCat-ID: 5589 |
E. Weishäupl, E. Yasasin, and G. Schryen, “IT Security Investments Through the Lens of the Resource-Based View: A new Theoretical Model and Literature Review,” in 23rd European Conference on Information Systems (ECIS 2015), 2015.
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2015 | Conference Paper | LibreCat-ID: 5590 |
E. Weishäupl et al., “Towards an Economic Approach to Identity and Access Management Systems Using Decision Theory,” in 2nd International Workshop on Security in highly connected IT Systems (SHCIS?15), 2015.
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2015 | Journal Article | LibreCat-ID: 5616 |
G. Schryen and E. Weishäupl, “IT-Sicherheit: Ökonomisch Planen und Bewerten,” Managementkompass, no. 2, pp. 17–18, 2015.
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2015 | Conference Paper | LibreCat-ID: 5618 |
G. Schryen, G. Wagner, and A. Benlian, “Theory of Knowledge for Literature Reviews: An Epistemological Model, Taxonomy and Empirical Analysis of IS Literature,” in International Conference on Information Systems (ICIS), 2015.
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2015 | Journal Article | LibreCat-ID: 5622 |
G. Schryen, G. Rauchecker, and M. Comes, “Resource Planning in Disaster Response - Decision Support Models and Methodologies,” Business & Information Systems Engineering (BISE), vol. 57, no. 4, pp. 243–259, 2015.
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2015 | Journal Article | LibreCat-ID: 5634 |
G. Schryen, “Writing qualitative IS literature reviews ? Guidelines for synthesis, interpretation and guidance of research,” Communications of the AIS, vol. 37, no. Art 12, pp. 286–325, 2015.
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2014 | Conference Paper | LibreCat-ID: 5672 |
G. Rauchecker, E. Yasasin, and G. Schryen, “A Decision Support System for IT Security Incident Management,” in 11th International Conference on Trust, Privacy, and Security in Digital Business (TRUSTBUS), 2014.
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2014 | Journal Article | LibreCat-ID: 5686 |
A. Fink et al., “Model-based Decision Support in Manufacturing and Service Networks,” Business & Information Systems Engineering (BISE), vol. 6, no. 1, pp. 17–24, 2014.
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2014 | Journal Article | LibreCat-ID: 5687 |
A. Fink et al., “Modellbasierte Entscheidungsunterstützung in Produktions- und Service-Netzwerken,” Wirtschaftsinformatik, vol. 56, no. 1, pp. 21–29, 2014.
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2014 | Report | LibreCat-ID: 6197 |
G. Schryen, The Epistemological Impact of Literature Reviews in Information Systems Research. 2014.
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2014 | Conference Paper | LibreCat-ID: 5573 |
E. Yasasin, G. Rauchecker, J. Prester, and G. Schryen, “A Fuzzy Security Investment Decision Support Model for Highly Distributed Systems,” in 1st Workshop on Security in highly connected IT systems (SHCIS 14), 2014.
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2014 | Journal Article | LibreCat-ID: 5585 |
F. Wex, G. Schryen, S. Feuerriegel, and D. Neumann, “Emergency Response in Natural Disaster Management: Allocation and Scheduling of Rescue Units,” European Journal of Operational Research, 2014.
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2014 | Journal Article | LibreCat-ID: 5614 |
G. Schryen and F. Wex, “Risk Reduction in Natural Disaster Management Through Information Systems: A Literature review and an IS design science research agenda,” International Journal of Information Systems for Crisis Response and Management (IJISCRAM), vol. 6, no. 1, 2014.
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2014 | Journal Article | LibreCat-ID: 5627 |
G. Schryen and D. Hristova, “Duality in fuzzy linear programming: A survey,” OR -Spectrum, vol. 37, no. 1, pp. 1–48, 2014.
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2014 | Journal Article | LibreCat-ID: 5636 |
G. Schryen, “Writing qualitative IS literature reviews ? Guidelines for synthesis, interpretation and guidance of research,” Communications of the AIS, 2014.
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2013 | Journal Article | LibreCat-ID: 5682 |
H. de Meer et al., “Sicherheitsherausforderungen in hochverteilten Systemen,” PIK - Praxis der Informationsverarbeitung und Kommunikation, vol. 36, no. 3, pp. 153–159, 2013.
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2013 | Journal Article | LibreCat-ID: 6166 |
F. Wex and G. Schryen, “Effektiver Einsatz von Rettungskräften bei Naturkatastrophen - Modelle und Verfahren zur Entscheidungsunterstützung,” Blick in die Wissenschaft, no. 28, pp. 27–32, 2013.
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2013 | Journal Article | LibreCat-ID: 5575 |
F. Wex, G. Schryen, and D. Neumann, “Assignments of Collaborative Rescue Units during Emergency Response,” International Journal of Information Systems for Crisis Response and Management, vol. 5, no. 4, pp. 63–80, 2013.
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2013 | Conference Paper | LibreCat-ID: 5576 |
F. Wex, G. Schryen, and D. Neumann, “Decision Modeling for Assignments of Collaborative Rescue Units during Emergency Response,” in Proceedings of the 46th Hawaii International Conference on System Science, 2013.
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2013 | Journal Article | LibreCat-ID: 5637 |
G. Schryen, “Revisiting IS Business Value Research: What we already know, what we still need to know, and how we can get there,” European Journal of Information Systems (EJIS), vol. 22, no. 2, pp. 139–169, 2013.
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2012 | Conference Paper | LibreCat-ID: 5680 |
T. Püschel, G. Schryen, D. Hristova, and D. Neumann, “Cloud Service Revenue Management,” in European Conference on Information Systems, 2012.
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2012 | Conference Paper | LibreCat-ID: 5683
F. Lang, G. Schryen, and A. Fink, “Elicitating, modeling, and processing uncertain human preferences for software agents in electronic negotiations: An empirical study,” in International Conference on Information Systems, 2012.
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2012 | Journal Article | LibreCat-ID: 5688 |
C. Bodenstein, G. Schryen, and D. Neumann, “Energy-Aware Workload Management Models for Operating Cost Reduction in Data Centers,” European Journal of Operational Research : EJOR, vol. 222, no. 1, pp. 157–167, 2012.
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2012 | Journal Article | LibreCat-ID: 5578 |
F. Wex, G. Schryen, and D. Neumann, “A Fuzzy Decision Support Model for Natural Disaster Response under Informational Uncertainty,” International Journal of Information Systems for Crisis Response and Management, vol. 4, no. 3, pp. 23–41, 2012.
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2012 | Conference Paper | LibreCat-ID: 5579 |
F. Wex, G. Schryen, and D. Neumann, “Operational Emergency Response under Informational Uncertainty: A Fuzzy Optimization Model for Scheduling and Allocating Rescue Units,” in International Conference on Information Systems for Crisis Response and Management (ISCRAM) 2012, 2012.
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2012 | Conference Paper | LibreCat-ID: 5615 |
G. Schryen and F. Wex, “IS Design Thinking in Disaster Management Research,” in 45th Hawaii International Conference on System Sciences, 2012.
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2012 | Journal Article | LibreCat-ID: 5638 |
G. Schryen, “Profis im Netz: Soziale Netzwerke könnten in Unternehmen viel mehr Nutzen stiften - woran hakt es?, in: Die Zeit (12.04.2012),” Die Zeit, 2012.
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2012 | Journal Article | LibreCat-ID: 5639 |
G. Schryen, “Soziale Netzwerke in Unternehmenskontexten - Potentiale und Anforderungen, in: Information Management & Consulting, to appear,” IM Information Management & Consulting, 2012.
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2011 | Conference Paper | LibreCat-ID: 5684 |
F. Lang, G. Schryen, and A. Fink, “Automated Negotiations Under Uncertain Preferences,” in Proceedings of the 2011 International Conference on Information Systems (ICIS 2011), 2011.
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2011 | Conference Paper | LibreCat-ID: 5689 |
C. Bodenstein, G. Schryen, and D. Neumann, “Reducing Datacenter Energy Usage through Efficient Job Allocation,” in Proceedings of the 19th European Conference on Information Systems (ECIS 2011), 2011.
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2011 | Conference Paper | LibreCat-ID: 5581 |
F. Wex, G. Schryen, and D. Neumann, “Intelligent Decision Support for Centralized Coordination during Emergency Response,” in Proceedings of the 8th International Conference on Information Systems for Crisis Response and Management (ISCRAM 2011), 2011.
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2011 | Conference Paper | LibreCat-ID: 5619 |
G. Schryen, M. Volkamer, and S. Ries, “A formal approach towards measuring trust in distributed systems,” in Proceedings of the 26th Annual ACM Symposium on Applied Computing, 2011.
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2011 | Journal Article | LibreCat-ID: 5640 |
G. Schryen, “Is open source security a myth? What do vulnerability and patch data say?,” Communications of the ACM (CACM), vol. Vol. 54, no. No. 5, pp. 130–139, 2011.
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2011 | Conference Paper | LibreCat-ID: 5641 |
G. Schryen, “Seeking the VALUE in IS Business Value Research - An Agenda for investigating Synergies Between Socio-organizational Change, IS Capabilities Change, and IS Innovation,” in IS Capabilities Change, and IS Innovation, Proceedings of the 19th European Conference on Information Systems (ECIS 2011), Helsinki, 2011.
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2010 | Conference Paper | LibreCat-ID: 5685 |
J. Finkbeiner, C. Bodenstein, G. Schryen, and D. Neumann, “Applying heuristic methods for job scheduling in storage markets,” in 18th European Conference on Information Systems (ECIS 2010), 2010.
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2010 | Conference Paper | LibreCat-ID: 5690 |
C. Bodenstein, G. Schryen, and D. Neumann, “From ‘Take-it-or-leave-it’ offers to ‘Take-it-or-be-left-out’ Ultimatum - A trade mechanism for Online Services,” in 18th European Conference on Information Systems (ECIS 2010), 2010.
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2010 | Conference Paper | LibreCat-ID: 5598 |
M. Volkamer and G. Schryen, “Measuring eTrust in distributed systems - General Concept and Application to Internet Voting,” in Proceedings of the 23rd Bled eConference, 2010.
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2010 | Conference Paper | LibreCat-ID: 5631 |
G. Schryen and R. Eliot, “Increasing software security through open source or closed source development? Empirics suggest that we have asked the wrong question,” in 43rd Annual Hawaii International Conference on System Sciences, 2010.
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2010 | Conference Paper | LibreCat-ID: 5632 |
G. Schryen and C. Bodenstein, “A decision-theoretic foundation of IS business value research,” in Proceedings of the 18th European Conference on Information Systems (ECIS 2010), 2010.
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2010 | Conference Paper | LibreCat-ID: 5642 |
G. Schryen, “A Fuzzy Model for IT Security Investments,” in Sicherheit 2010 : Sicherheit, Schutz und Zuverl{\"a}ssigkeit ; Konferenzband der 5. Jahrestagung des Fachbereichs Sicherheit der Gesellschaft f{\"u}r Informatik e.V. (GI), 5. - 7. Oktober 2010 in Berlin, 2010, vol. 170, pp. 289–304.
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2010 | Conference Paper | LibreCat-ID: 5643 |
G. Schryen, “An Analysis of Literature Reviews on IS Business Value: How Deficiencies in Methodology and Theory Use Resulted in Limited Effectiveness,” in Proceedings of the First Scandinavian Conference on Information Systems (SCIS), 2010.
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2010 | Journal Article | LibreCat-ID: 5644 |
G. Schryen, “Preserving knowledge on IS business value: what literature reviews have done,” Business \& Information Systems Engineering (BISE), vol. 52, no. 4, pp. 225–237, 2010.
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2010 | Journal Article | LibreCat-ID: 5645 |
G. Schryen, “Ökonomischer Wert von Informationssystemen - Beitrag von Literatur-Reviews zum Wissenserhalt ( = Preserving Knowledge on IS Business Value. What Literature Reviews Have Done),” Wirtschaftsinformatik, vol. 52, no. 4, pp. 225–237, 2010.
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2009 | Conference Paper | LibreCat-ID: 5597 |
M. Volkamer, G. Schryen, L. Langer, A. Schmidt, and J. Buchmann, “Elektronische Wahlen: Verifizierung vs. Zertifizierung,” in Workshop Elektronische Wahlen, elektronische Teilhabe, Societyware, 39th GI-Jahrestagung, 2009.
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2009 | Journal Article | LibreCat-ID: 5621 |
G. Schryen and E. Rich, “Security in Large-Scale Internet Elections: A Retrospective Analysis of Elections in Estonia, The Netherlands, and Switzerland,” IEEE Transactions on Information Forensics \& Security, vol. 4, no. 4 Part, pp. 729–744, 2009.
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2009 | Conference Paper | LibreCat-ID: 5625 |
G. Schryen and R. Kadura, “Open Source vs. Closed Source Software: Towards Measuring Security,” in 24th Annual ACM Symposium on Applied Computing, 2009.
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2009 | Conference Paper | LibreCat-ID: 5646 |
G. Schryen, “A comprehensive and comparative analysis of the patching behavior of open source and closed source software vendors,” in 5th International Conference on IT Security Incident Management \& IT Forensics, 2009.
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2009 | Conference Paper | LibreCat-ID: 5647 |
G. Schryen, “Security of open source and closed source software: An empirical comparison of published vulnerabilities,” in 15th Americas Conference on Information Systems, 2009.
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2008 | Journal Article | LibreCat-ID: 5648 |
G. Schryen, “Effektivität und Effizienz von Anti-Spam-Maßnahmen,” Linux Technical Review, no. 7, 2008.
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2008 | Conference Paper | LibreCat-ID: 5649 |
G. Schryen, “Practical Security of Large-scale Elections: An Exploratory Case Study of Internet Voting in Estonia,” in 7th Workshop on e-Business (WEB 2008, AIS Special Interest Group on E-Business), 2008.
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2007 | Report | LibreCat-ID: 6287 |
G. Schryen, Preventing E-mail Spam: The Conceptualization and the Analysis of an Infrastructure Framework. 2007.
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| Files available
2007 | Book Chapter | LibreCat-ID: 5650
G. Schryen, “A Scalable and Flexible Infrastructure Framework For Addressing Spam,” in Proceedings of IPSI International Conference on Advances in the Internet, Processing, Systems, and Interdisciplinary Research, D. Satesh and R. Prabhakar, Eds. Hyderabad, India: ICFAI University Press, 2007, pp. 55–64.
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2007 | Book | LibreCat-ID: 5651
G. Schryen, Anti-Spam Measures: Analysis and Design. Berlin, Heidelberg, New York: Springer, 2007.
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2007 | Journal Article | LibreCat-ID: 5652 |
G. Schryen, “Anti-spam legislation: An analysis of laws and their effectiveness,” Information and Communications Technology Law, vol. 16, no. 1, pp. 17–32, 2007.
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| Files available
2007 | Book Chapter | LibreCat-ID: 5653
G. Schryen, “Approaches Addressing Spam,” in Spam: An Introduction, D. Satesh and R. Prabhakar, Eds. Hyderabad, India: ICFAI University Press, 2007, pp. 41–57.
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2007 | Conference Paper | LibreCat-ID: 5654 |
G. Schryen, “Armed for the spam battle - a technological and organizational infrastructure framework,” in 40th Annual Hawaii International Conference on System Sciences, 2007.
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| Files available
2007 | Journal Article | LibreCat-ID: 5655 |
G. Schryen, “Do anti-spam measures effectively cover the e-mail communication network? A formal approach,” The Journal of Information Systems Security (AIS Special Interest Group in Security), vol. 3, no. 2, pp. 66–90, 2007.
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| Files available
2007 | Book Chapter | LibreCat-ID: 5656
G. Schryen, “Location Based Services,” in Vom LAN zum Kommunikationsnetz - Systeme und Applikationen, H. Schulte, Ed. Kissing: Interest-Verlag, 2007.
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2007 | Book Chapter | LibreCat-ID: 5657
G. Schryen, “Spam-Emails,” in Vom LAN zum Kommunikationsnetz - Systeme und Applikationen, Edition 02/2007, vol. 9/12, H. Schulte, Ed. Kissing: Interest-Verlag, 2007.
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2007 | Journal Article | LibreCat-ID: 5658 |
G. Schryen, “The Impact that Placing Email Addresses on the Internet has on the Receipt of Spam ? An Empirical Analysis,” Computers & Security, vol. 2, no. 5, pp. 361–372, 2007.
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| Files available
2006 | Conference Paper | LibreCat-ID: 5659 |
G. Schryen, “A formal approach towards assessing the effectiveness of anti-spam procedures,” in 39th Annual Hawaii International Conference on System Sciences, 2006.
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| Files available
2005 | Journal Article | LibreCat-ID: 5660 |
G. Schryen, “A honeypot for the exploration of spammers’ behaviour,” IATAC IAnewsletter, vol. 8, no. 3, pp. 22–25, 2005.
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| Files available
2005 | Conference Paper | LibreCat-ID: 5661 |
G. Schryen, “An e-mail honeypot addressing spammers’ behavior in collecting and applying addresses,” in Proceedings of the 6th IEEE Information Assurance Workshop, 2005, pp. 37–41.
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| Files available
2004 | Conference Paper | LibreCat-ID: 5765 |
G. Schryen, “Security Aspects of Internet Voting,” in 37th Annual Hawaii International Conference on System Sciences, 2004.
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| Files available
2004 | Journal Article | LibreCat-ID: 5662 |
G. Schryen, “Effektivität von Lösungsansätzen zur Bekämpfung von Spam,” Wirtschaftsinformatik, vol. 46, no. 4, pp. 281–288, 2004.
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| Files available
2004 | Conference Paper | LibreCat-ID: 5663 |
G. Schryen, “Fighting Spam: Motivating an Account-based Approach,” in Proceedings of the IADIS International Conference WWW/Internet 2004. vol. 2, 2004, pp. 937–940.
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| Files available
2004 | Conference Paper | LibreCat-ID: 5664 |
G. Schryen, “How Security Problems Can Compromise Remote Internet Voting Systems,” in Workshop of the ESF TED Programme, 2004, pp. 121–131.
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| Files available
2004 | Book Chapter | LibreCat-ID: 5666 |
G. Schryen, “Neulich am Hotspot - Bringt Mobiles Internet die Menschen ins Netz?,” in Digitale Teilung - digitale Integration : Perspektiven der Internetnutzung, G. Gehrke, Ed. München: KOPAED-Verlag, 2004, pp. 45–51.
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| Files available
2003 | Book | LibreCat-ID: 5629
G. Schryen, J. Herstell, and M. Schoenen, Online Marktforschung im Mittelstand: Analyse von Konsumentenverhalten in 3D-Internet-Welten. Wiesbaden: Deutscher Universitäts-Verlag, 2003.
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2003 | Journal Article | LibreCat-ID: 5630 |
G. Schryen and J. Herstell, “Online-Marktforschung - Analyse von Konsumentenverhalten in virtuellen Umgebungen, in: Information Management & Consulting, 18,2,” IM : die Zeitschrift für Information Management und Consulting, vol. 18, no. 2, pp. 74–77, 2003.
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| Files available
2003 | Book Chapter | LibreCat-ID: 5667
G. Schryen, “E-Democracy: Internet Voting,” in Proceedings of the IADIS International Conference WWW Internet 2003. vol. 2, Algarve: IADIS Press, 2003, pp. 1017–1021.
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2003 | Conference Paper | LibreCat-ID: 5668 |
G. Schryen, “Internet-Wahlen,” in 6. Internationale Tagung Wirtschaftsinformatik, 2003, pp. 937–956.
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| Files available
2002 | Conference Paper | LibreCat-ID: 5620 |
G. Schryen and M. Schoenen, “Data Warehouse in der Marktforschung - Analyse von Benutzeraktivitäten in virtuellen Welten,” in Data Warehousing 2002, 2002, pp. 103–119.
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| Files available
2002 | Journal Article | LibreCat-ID: 5623 |
G. Schryen and J. Karla, “Elektronisches Papier - Display-Technologie mit weitem Anwendungsspektrum,” Wirtschaftsinformatik, vol. 44, no. 6, pp. 567–574, 2002.
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| Files available
2002 | Journal Article | LibreCat-ID: 5669 |
G. Schryen, “Elektronische Zeitung - das Erbe Gutenbergs?,” i-com. Zeitschrift für interaktive und kooperative Medien, no. 3, pp. 36–37, 2002.
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| Files available
2001 | Book | LibreCat-ID: 5670
G. Schryen, Komponentenorientierte Softwareentwicklung in Softwareunternehmen: Konzeption eines Vorgehensmodells zur Einführung und Etablierung. Wiesbaden: Deutscher Universitäts-Verlag, 2001.
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121 Publications
2024 | Conference Paper | LibreCat-ID: 47427 |
G. Schryen, M. Marrone, and J. Yang, “Adopting Generative AI for Literature Reviews: An Epistemological Perspective,” 2024.
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| Files available
2024 | Conference Paper | LibreCat-ID: 47429 |
H. Betke, M. Sperling, G. Schryen, and S. Sackmann, “A Design Theory for Spontaneous Volunteer Coordination Systems in Disaster Response,” 2024.
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| Files available
2024 | Journal Article | LibreCat-ID: 53130 |
M. Stumpe, P. Dieter, G. Schryen, O. Müller, and D. Beverungen, “Designing taxi ridesharing systems with shared pick-up and drop-off locations: Insights from a computational study,” Transportation Research Part A: Policy and Practice, 2024.
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| Files available
2023 | Journal Article | LibreCat-ID: 42179 |
S. C. Burmeister and G. Schryen, “Distribution Network Optimization: Predicting computation times to design scenario analysis for network operators,” Energy Systems, 2023, doi: 10.1007/s12667-023-00572-5.
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| Files available
| DOI
2023 | Journal Article | LibreCat-ID: 44361 |
G. Schryen and M. Sperling, “Literature Reviews in Operations Research: A New Taxonomy and a Meta Review,” Computers & Operations Research, vol. 157, no. September, Art. no. 106269, 2023.
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| Files available
2023 | Journal Article | LibreCat-ID: 44383 |
P. Dieter, M. Caron, and G. Schryen, “Integrating driver behavior into last-mile delivery routing: Combining machine learning and optimization in a hybrid decision support framework,” European Journal of Operational Research (EJOR), vol. 311, no. 1, pp. 283–300, 2023, doi: https://doi.org/10.1016/j.ejor.2023.04.043.
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| Files available
| DOI
2023 | Journal Article | LibreCat-ID: 45816 |
P. Dieter, M. Stumpe, M. W. Ulmer, and G. Schryen, “Anticipatory Assignment of Passengers to Meeting Points for Taxi-Ridesharing,” Transportation Research Part D, vol. 121, Art. no. 103832, 2023.
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| Files available
2023 | Report | LibreCat-ID: 47107
D. Beverungen et al., Implementing Digital Responsibility through Information Systems Research: A Delphi Study of Objectives, Activities, and Challenges in IS Research. Department of Information Systems, Paderborn University, 2023.
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| Files available
2023 | Journal Article | LibreCat-ID: 47431 |
S. C. Burmeister, D. Guericke, and G. Schryen, “A Memetic NSGA-II for the Multi-Objective Flexible Job Shop Scheduling Problem with Real-time Energy Tariffs,” Flexible Services and Manufacturing Journal, 2023, doi: 10.1007/s10696-023-09517-7.
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| Files available
| DOI
2023 | Journal Article | LibreCat-ID: 45112
D. Beverungen et al., “Digital Responsibility – a Multilevel Framework for Responsible Digitalization,” Business & Information Systems Engineering, vol. 65, no. 4, pp. 463–474, 2023, doi: https://doi.org/10.1007/s12599-023-00822-x.
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| Files available
| DOI
2022 | Journal Article | LibreCat-ID: 23415 |
M. Sperling and G. Schryen, “Decision Support for Disaster Relief: Coordinating Spontaneous Volunteers,” European Journal of Operational Research (EJOR), vol. 299, no. 2, pp. 690–705, 2022.
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| Files available
2021 | Journal Article | LibreCat-ID: 20212 |
J. Prester, G. Wagner, G. Schryen, and N. R. Hassan, “Classifying the Ideational Impact of Information Systems Review Articles: A Content-Enriched Deep Learning Approach,” Decision Support Systems, vol. 140, no. January, Art. no. 113432, 2021.
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| Files available
2021 | Journal Article | LibreCat-ID: 20844 |
G. Wagner et al., “Which Factors Affect the Scientific Impact of Review Papers in IS Research? A Scientometric Study,” Information & Management, vol. 58, no. 3, Art. no. 103427, 2021.
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| Files available
2021 | Journal Article | LibreCat-ID: 23494 |
M. Stumpe, D. Rößler, G. Schryen, and N. Kliewer, “Study on Sensitivity of Electric Bus Systems under Simultaneous Optimization of Charging Infrastructure and Vehicle Schedules,” EURO Journal on Transportation and Logistics, vol. 10, Art. no. 100049, 2021, doi: https://doi.org/10.1016/j.ejtl.2021.100049.
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| Files available
| DOI
2021 | Journal Article | LibreCat-ID: 17934 |
G. Wagner, J. Prester, and G. Schryen, “Exploring the Scientific Impact of Information Systems Design Science Research,” Communications of the Association for Information Systems, vol. 48, no. 1, Art. no. 37, 2021.
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| Files available
2020 | Working Paper | LibreCat-ID: 17019 |
G. Schryen, G. Wagner, and A. Benlian, Distinguishing Knowledge Impact from Citation Impact: A Methodology for Analysing Knowledge Impact for the Literature Review Genre. 2020.
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| Files available
| Download (ext.)
2020 | Conference Paper | LibreCat-ID: 17055 |
G. Wagner, P. Empl, and G. Schryen, “Designing a Novel Strategy for Exploring Literature Corpora,” in 28th European Conference on Information Systems (ECIS 2020), Marrakesh, Morocco, 2020.
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| Files available
2020 | Journal Article | LibreCat-ID: 15414 |
G. Schryen, “Integrating Management Science into the HPC Research Ecosystem,” Communications of the ACM, vol. 63, no. 9, pp. 35–37, 2020.
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| Files available
2020 | Journal Article | LibreCat-ID: 15513 |
G. Schryen, N. Kliewer, and A. Fink, “Interview with Utz-Uwe Haus on “High Performance Computing in Economic Environments: Opportunities and Challenges",” Business & Information Systems Engineering, vol. 62, no. 01/2020, pp. 21–23, 2020.
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| Files available
2020 | Journal Article | LibreCat-ID: 15022 |
G. Schryen, “Parallel computational optimization in operations research: A new integrative framework, literature review and research directions,” European Journal of Operational Research, vol. 287, no. 1, pp. 1–18, 2020.
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| Files available
2020 | Journal Article | LibreCat-ID: 16249 |
E. Szubartowicz and G. Schryen, “Timing in Information Security: An Event Study on the Impact of Information Security Investment Announcements,” Journal of Information System Security, vol. 16, no. 1, pp. 3–31, 2020.
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| Files available
2020 | Journal Article | LibreCat-ID: 11946 |
G. Schryen, G. Wagner, A. Benlian, and G. Paré, “A Knowledge Development Perspective on Literature Reviews: Validation of a New Typology in the IS Field,” Communications of the AIS, vol. 46, pp. 134–186, 2020, doi: 10.17705/1CAIS.04607.
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| Files available
| DOI
2020 | Journal Article | LibreCat-ID: 14985 |
G. Schryen, N. Kliewer, and A. Fink, “High Performance Business Computing,” Business & Information Systems Engineering, vol. 62, no. 1, pp. 1–3, 2020, doi: 10.1007/s12599-019-00622-2.
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| Files available
| DOI
2020 | Journal Article | LibreCat-ID: 13175 |
E. Yasasin, J. Prester, G. Wagner, and G. Schryen, “Forecasting IT Security Vulnerabilities - An Empirical Analysis,” Computers & Security, vol. 88, no. January, 2020.
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| Files available
2019 | Journal Article | LibreCat-ID: 5674 |
G. Rauchecker and G. Schryen, “An Exact Branch-and-Price Algorithm for Scheduling Rescue Units during Disaster Response,” European Journal of Operational Research, vol. 272, no. 1, pp. 352–363, 2019.
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| Files available
2019 | Journal Article | LibreCat-ID: 6512 |
G. Rauchecker and G. Schryen, “Using High Performance Computing for Unrelated Parallel Machine Scheduling with Sequence-Dependent Setup Times: Development and Computational Evaluation of a Parallel Branch-and-Price Algorithm,” Computers & Operations Research, no. 104, pp. 338–357, 2019.
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| Files available
2019 | Conference Paper | LibreCat-ID: 6514 |
V. Schuhbeck, N. Siegfried, V. Dorner, A. Benlian, M. Scholz, and G. Schryen, “Walking the Middle Path: How Medium Trade-off Exposure Leads to Higher Consumer Satisfaction in Recommender Agents,” in Proceedings of the 14. Internationale Tagung Wirtschaftsinformatik, Siegen, Germany, 2019, pp. 55–64.
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| Files available
2019 | Journal Article | LibreCat-ID: 14540
G. Schryen, N. Kliewer, R. Borndörfer, and T. Koch, “High-Performance Business Computing – Parallel Algorithms and Implementations for Solving Problems in Operations Research and Data Analysis,” OR News, vol. 65, pp. 34–35, 2019.
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| Files available
2018 | Conference Paper | LibreCat-ID: 5675 |
G. Rauchecker and G. Schryen, “Decision Support for the Optimal Coordination of Spontaneous Volunteers in Disaster Relief,” in Proceedings of the 15th International Conference on Information Systems for Crisis Response and Management, Rochester, NY, USA, 2018.
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| Files available
2018 | Conference Paper | LibreCat-ID: 5681 |
J. Prester, G. Wagner, and G. Schryen, “Classifying the Ideational Impact of IS Review Articles: A Natural Language Processing Based Approach,” in Proceedings of the 2018 International Conference on Information Systems (ICIS 2018), San Francisco, CA, USA, 2018.
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| Files available
2018 | Book | LibreCat-ID: 6164 |
R. Schillinger and G. Schryen, Security in Highly Connected IT Systems – Results of the Bavarian Research Alliance FORSEC. University of Regensburg, 2018.
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| Files available
| DOI
2018 | Journal Article | LibreCat-ID: 5586 |
E. Weishäupl, E. Yasasin, and G. Schryen, “Information Security Investments: An Exploratory Multiple Case Study on Decision-Making, Evaluation and Learning,” Computers & Security, vol. 77, pp. 807–823, 2018.
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| Files available
2018 | Conference Paper | LibreCat-ID: 5600 |
R. Schuster, G. Wagner, and G. Schryen, “Information Systems Design Science Research and Cumulative Knowledge Development: An Exploratory Study,” in Proceedings of the 2018 International Conference on Information Systems (ICIS 2018), San Francisco, CA, USA, 2018.
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| Files available
2017 | Conference Paper | LibreCat-ID: 5692 |
H. Aziz, G. Rauchecker, G. Schryen, and T. Walsh, “Algorithms for Max-Min Share Fair Allocation of Indivisible Chores,” in Thirty-First AAAI Conference on Artificial Intelligence (AAAI-17), San Francisco, CA, USA, 2017, vol. 31, no. 1, pp. 1–7.
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| Files available
2017 | Conference Paper | LibreCat-ID: 5594 |
G. Wagner, J. Prester, and G. Schryen, “Exploring the Scientific Impact of Information Systems Design Science Research: A Scientometric Study,” in 38th International Conference on Information Systems, Seoul, South Korea, 2017.
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| Files available
2017 | Journal Article | LibreCat-ID: 5626
G. Schryen and D. Hristova, “High-Performance Business Computing - Effizienzsteigerung durch Parallelisierung,” Smart Data Radar (Deutsche Bank), 2017.
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2017 | Journal Article | LibreCat-ID: 5633 |
G. Schryen et al., “Literature Reviews in IS Research: What Can Be Learnt from the Past and Other Fields?,” Communications of the AIS, vol. 40, pp. 557–569, 2017.
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| Files available
2017 | Journal Article | LibreCat-ID: 5671 |
M. Scholz, V. Dorner, G. Schryen, and A. Benlian, “A configuration-based recommender system for supporting e-commerce decisions,” European Journal of Operational Research, vol. 259, no. 1, pp. 205–215, 2017.
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| Files available
2016 | Journal Article | LibreCat-ID: 5676 |
G. Rauchecker and G. Schryen, “Projekt KUBAS: Koordination ungebundener Vor-Ort-Helfer,” Im Einsatz, vol. 23, pp. 44–46, 2016.
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| Files available
2016 | Conference Paper | LibreCat-ID: 5595 |
G. Wagner, J. Prester, M. Roche, A. Benlian, and G. Schryen, “Factors Affecting the Scientific Impact of Literature Reviews: A Scientometric Study,” in International Conference on Information Systems, 2016.
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| Files available
2016 | Journal Article | LibreCat-ID: 5617 |
G. Schryen, G. Wagner, and A. Schlegel, “Development of two novel face-recognition CAPTCHAs: a security and usability study,” Computers & Security, vol. 60, no. July, pp. 95–116, 2016.
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| Files available
2015 | Conference Paper | LibreCat-ID: 5678 |
G. Rauchecker and G. Schryen, “High-Performance Computing for Scheduling Decision Support: A Parallel Depth-First Search Heuristic,” in Australasian Conference on Information Systems, 2015, pp. 1–13.
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| Files available
2015 | Journal Article | LibreCat-ID: 5679 |
T. Püschel, G. Schryen, D. Hristova, and D. Neumann, “Revenue Management for Cloud Computing Providers: Decision Models for Service Admission Control under Non-probabilistic Uncertainty,” European Journal of Operational Research, vol. 244, no. 2, pp. 637–647, 2015.
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| Files available
2015 | Conference Paper | LibreCat-ID: 5541 |
E. Yasasin and G. Schryen, “Requirements for IT Security Metrics - An Argumentation Theory Based Approach,” in 23rd European Conference on Information Systems (ECIS 2015), 2015.
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| Files available
2015 | Conference Paper | LibreCat-ID: 5588 |
E. Weishäupl, E. Yasasin, and G. Schryen, “A Multi-Theoretical Literature Review on Information Security Investments using the Resource-Based View and the Organizational Learning Theory,” in International Conference on Information Systems, 2015.
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| Files available
2015 | Conference Paper | LibreCat-ID: 5589 |
E. Weishäupl, E. Yasasin, and G. Schryen, “IT Security Investments Through the Lens of the Resource-Based View: A new Theoretical Model and Literature Review,” in 23rd European Conference on Information Systems (ECIS 2015), 2015.
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| Files available
2015 | Conference Paper | LibreCat-ID: 5590 |
E. Weishäupl et al., “Towards an Economic Approach to Identity and Access Management Systems Using Decision Theory,” in 2nd International Workshop on Security in highly connected IT Systems (SHCIS?15), 2015.
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| Files available
2015 | Journal Article | LibreCat-ID: 5616 |
G. Schryen and E. Weishäupl, “IT-Sicherheit: Ökonomisch Planen und Bewerten,” Managementkompass, no. 2, pp. 17–18, 2015.
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| Files available
2015 | Conference Paper | LibreCat-ID: 5618 |
G. Schryen, G. Wagner, and A. Benlian, “Theory of Knowledge for Literature Reviews: An Epistemological Model, Taxonomy and Empirical Analysis of IS Literature,” in International Conference on Information Systems (ICIS), 2015.
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| Files available
2015 | Journal Article | LibreCat-ID: 5622 |
G. Schryen, G. Rauchecker, and M. Comes, “Resource Planning in Disaster Response - Decision Support Models and Methodologies,” Business & Information Systems Engineering (BISE), vol. 57, no. 4, pp. 243–259, 2015.
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| Files available
2015 | Journal Article | LibreCat-ID: 5634 |
G. Schryen, “Writing qualitative IS literature reviews ? Guidelines for synthesis, interpretation and guidance of research,” Communications of the AIS, vol. 37, no. Art 12, pp. 286–325, 2015.
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| Files available
2014 | Conference Paper | LibreCat-ID: 5672 |
G. Rauchecker, E. Yasasin, and G. Schryen, “A Decision Support System for IT Security Incident Management,” in 11th International Conference on Trust, Privacy, and Security in Digital Business (TRUSTBUS), 2014.
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| Files available
2014 | Journal Article | LibreCat-ID: 5686 |
A. Fink et al., “Model-based Decision Support in Manufacturing and Service Networks,” Business & Information Systems Engineering (BISE), vol. 6, no. 1, pp. 17–24, 2014.
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| Files available
2014 | Journal Article | LibreCat-ID: 5687 |
A. Fink et al., “Modellbasierte Entscheidungsunterstützung in Produktions- und Service-Netzwerken,” Wirtschaftsinformatik, vol. 56, no. 1, pp. 21–29, 2014.
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| Files available
2014 | Report | LibreCat-ID: 6197 |
G. Schryen, The Epistemological Impact of Literature Reviews in Information Systems Research. 2014.
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| Files available
2014 | Conference Paper | LibreCat-ID: 5573 |
E. Yasasin, G. Rauchecker, J. Prester, and G. Schryen, “A Fuzzy Security Investment Decision Support Model for Highly Distributed Systems,” in 1st Workshop on Security in highly connected IT systems (SHCIS 14), 2014.
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| Files available
2014 | Journal Article | LibreCat-ID: 5585 |
F. Wex, G. Schryen, S. Feuerriegel, and D. Neumann, “Emergency Response in Natural Disaster Management: Allocation and Scheduling of Rescue Units,” European Journal of Operational Research, 2014.
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| Files available
2014 | Journal Article | LibreCat-ID: 5614 |
G. Schryen and F. Wex, “Risk Reduction in Natural Disaster Management Through Information Systems: A Literature review and an IS design science research agenda,” International Journal of Information Systems for Crisis Response and Management (IJISCRAM), vol. 6, no. 1, 2014.
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| Files available
2014 | Journal Article | LibreCat-ID: 5627 |
G. Schryen and D. Hristova, “Duality in fuzzy linear programming: A survey,” OR -Spectrum, vol. 37, no. 1, pp. 1–48, 2014.
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| Files available
2014 | Journal Article | LibreCat-ID: 5636 |
G. Schryen, “Writing qualitative IS literature reviews ? Guidelines for synthesis, interpretation and guidance of research,” Communications of the AIS, 2014.
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| Files available
2013 | Journal Article | LibreCat-ID: 5682 |
H. de Meer et al., “Sicherheitsherausforderungen in hochverteilten Systemen,” PIK - Praxis der Informationsverarbeitung und Kommunikation, vol. 36, no. 3, pp. 153–159, 2013.
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| Files available
2013 | Journal Article | LibreCat-ID: 6166 |
F. Wex and G. Schryen, “Effektiver Einsatz von Rettungskräften bei Naturkatastrophen - Modelle und Verfahren zur Entscheidungsunterstützung,” Blick in die Wissenschaft, no. 28, pp. 27–32, 2013.
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| Files available
2013 | Journal Article | LibreCat-ID: 5575 |
F. Wex, G. Schryen, and D. Neumann, “Assignments of Collaborative Rescue Units during Emergency Response,” International Journal of Information Systems for Crisis Response and Management, vol. 5, no. 4, pp. 63–80, 2013.
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| Files available
2013 | Conference Paper | LibreCat-ID: 5576 |
F. Wex, G. Schryen, and D. Neumann, “Decision Modeling for Assignments of Collaborative Rescue Units during Emergency Response,” in Proceedings of the 46th Hawaii International Conference on System Science, 2013.
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| Files available
2013 | Journal Article | LibreCat-ID: 5637 |
G. Schryen, “Revisiting IS Business Value Research: What we already know, what we still need to know, and how we can get there,” European Journal of Information Systems (EJIS), vol. 22, no. 2, pp. 139–169, 2013.
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| Files available
2012 | Conference Paper | LibreCat-ID: 5680 |
T. Püschel, G. Schryen, D. Hristova, and D. Neumann, “Cloud Service Revenue Management,” in European Conference on Information Systems, 2012.
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| Files available
2012 | Conference Paper | LibreCat-ID: 5683
F. Lang, G. Schryen, and A. Fink, “Elicitating, modeling, and processing uncertain human preferences for software agents in electronic negotiations: An empirical study,” in International Conference on Information Systems, 2012.
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2012 | Journal Article | LibreCat-ID: 5688 |
C. Bodenstein, G. Schryen, and D. Neumann, “Energy-Aware Workload Management Models for Operating Cost Reduction in Data Centers,” European Journal of Operational Research : EJOR, vol. 222, no. 1, pp. 157–167, 2012.
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| Files available
2012 | Journal Article | LibreCat-ID: 5578 |
F. Wex, G. Schryen, and D. Neumann, “A Fuzzy Decision Support Model for Natural Disaster Response under Informational Uncertainty,” International Journal of Information Systems for Crisis Response and Management, vol. 4, no. 3, pp. 23–41, 2012.
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| Files available
2012 | Conference Paper | LibreCat-ID: 5579 |
F. Wex, G. Schryen, and D. Neumann, “Operational Emergency Response under Informational Uncertainty: A Fuzzy Optimization Model for Scheduling and Allocating Rescue Units,” in International Conference on Information Systems for Crisis Response and Management (ISCRAM) 2012, 2012.
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| Files available
2012 | Conference Paper | LibreCat-ID: 5615 |
G. Schryen and F. Wex, “IS Design Thinking in Disaster Management Research,” in 45th Hawaii International Conference on System Sciences, 2012.
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| Files available
2012 | Journal Article | LibreCat-ID: 5638 |
G. Schryen, “Profis im Netz: Soziale Netzwerke könnten in Unternehmen viel mehr Nutzen stiften - woran hakt es?, in: Die Zeit (12.04.2012),” Die Zeit, 2012.
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| Files available
2012 | Journal Article | LibreCat-ID: 5639 |
G. Schryen, “Soziale Netzwerke in Unternehmenskontexten - Potentiale und Anforderungen, in: Information Management & Consulting, to appear,” IM Information Management & Consulting, 2012.
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| Files available
2011 | Conference Paper | LibreCat-ID: 5684 |
F. Lang, G. Schryen, and A. Fink, “Automated Negotiations Under Uncertain Preferences,” in Proceedings of the 2011 International Conference on Information Systems (ICIS 2011), 2011.
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2011 | Conference Paper | LibreCat-ID: 5689 |
C. Bodenstein, G. Schryen, and D. Neumann, “Reducing Datacenter Energy Usage through Efficient Job Allocation,” in Proceedings of the 19th European Conference on Information Systems (ECIS 2011), 2011.
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2011 | Conference Paper | LibreCat-ID: 5581 |
F. Wex, G. Schryen, and D. Neumann, “Intelligent Decision Support for Centralized Coordination during Emergency Response,” in Proceedings of the 8th International Conference on Information Systems for Crisis Response and Management (ISCRAM 2011), 2011.
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2011 | Conference Paper | LibreCat-ID: 5619 |
G. Schryen, M. Volkamer, and S. Ries, “A formal approach towards measuring trust in distributed systems,” in Proceedings of the 26th Annual ACM Symposium on Applied Computing, 2011.
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2011 | Journal Article | LibreCat-ID: 5640 |
G. Schryen, “Is open source security a myth? What do vulnerability and patch data say?,” Communications of the ACM (CACM), vol. Vol. 54, no. No. 5, pp. 130–139, 2011.
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2011 | Conference Paper | LibreCat-ID: 5641 |
G. Schryen, “Seeking the VALUE in IS Business Value Research - An Agenda for investigating Synergies Between Socio-organizational Change, IS Capabilities Change, and IS Innovation,” in IS Capabilities Change, and IS Innovation, Proceedings of the 19th European Conference on Information Systems (ECIS 2011), Helsinki, 2011.
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2010 | Conference Paper | LibreCat-ID: 5685 |
J. Finkbeiner, C. Bodenstein, G. Schryen, and D. Neumann, “Applying heuristic methods for job scheduling in storage markets,” in 18th European Conference on Information Systems (ECIS 2010), 2010.
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2010 | Conference Paper | LibreCat-ID: 5690 |
C. Bodenstein, G. Schryen, and D. Neumann, “From ‘Take-it-or-leave-it’ offers to ‘Take-it-or-be-left-out’ Ultimatum - A trade mechanism for Online Services,” in 18th European Conference on Information Systems (ECIS 2010), 2010.
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2010 | Conference Paper | LibreCat-ID: 5598 |
M. Volkamer and G. Schryen, “Measuring eTrust in distributed systems - General Concept and Application to Internet Voting,” in Proceedings of the 23rd Bled eConference, 2010.
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2010 | Conference Paper | LibreCat-ID: 5631 |
G. Schryen and R. Eliot, “Increasing software security through open source or closed source development? Empirics suggest that we have asked the wrong question,” in 43rd Annual Hawaii International Conference on System Sciences, 2010.
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2010 | Conference Paper | LibreCat-ID: 5632 |
G. Schryen and C. Bodenstein, “A decision-theoretic foundation of IS business value research,” in Proceedings of the 18th European Conference on Information Systems (ECIS 2010), 2010.
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2010 | Conference Paper | LibreCat-ID: 5642 |
G. Schryen, “A Fuzzy Model for IT Security Investments,” in Sicherheit 2010 : Sicherheit, Schutz und Zuverl{\"a}ssigkeit ; Konferenzband der 5. Jahrestagung des Fachbereichs Sicherheit der Gesellschaft f{\"u}r Informatik e.V. (GI), 5. - 7. Oktober 2010 in Berlin, 2010, vol. 170, pp. 289–304.
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2010 | Conference Paper | LibreCat-ID: 5643 |
G. Schryen, “An Analysis of Literature Reviews on IS Business Value: How Deficiencies in Methodology and Theory Use Resulted in Limited Effectiveness,” in Proceedings of the First Scandinavian Conference on Information Systems (SCIS), 2010.
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2010 | Journal Article | LibreCat-ID: 5644 |
G. Schryen, “Preserving knowledge on IS business value: what literature reviews have done,” Business \& Information Systems Engineering (BISE), vol. 52, no. 4, pp. 225–237, 2010.
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2010 | Journal Article | LibreCat-ID: 5645 |
G. Schryen, “Ökonomischer Wert von Informationssystemen - Beitrag von Literatur-Reviews zum Wissenserhalt ( = Preserving Knowledge on IS Business Value. What Literature Reviews Have Done),” Wirtschaftsinformatik, vol. 52, no. 4, pp. 225–237, 2010.
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2009 | Conference Paper | LibreCat-ID: 5597 |
M. Volkamer, G. Schryen, L. Langer, A. Schmidt, and J. Buchmann, “Elektronische Wahlen: Verifizierung vs. Zertifizierung,” in Workshop Elektronische Wahlen, elektronische Teilhabe, Societyware, 39th GI-Jahrestagung, 2009.
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2009 | Journal Article | LibreCat-ID: 5621 |
G. Schryen and E. Rich, “Security in Large-Scale Internet Elections: A Retrospective Analysis of Elections in Estonia, The Netherlands, and Switzerland,” IEEE Transactions on Information Forensics \& Security, vol. 4, no. 4 Part, pp. 729–744, 2009.
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2009 | Conference Paper | LibreCat-ID: 5625 |
G. Schryen and R. Kadura, “Open Source vs. Closed Source Software: Towards Measuring Security,” in 24th Annual ACM Symposium on Applied Computing, 2009.
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2009 | Conference Paper | LibreCat-ID: 5646 |
G. Schryen, “A comprehensive and comparative analysis of the patching behavior of open source and closed source software vendors,” in 5th International Conference on IT Security Incident Management \& IT Forensics, 2009.
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2009 | Conference Paper | LibreCat-ID: 5647 |
G. Schryen, “Security of open source and closed source software: An empirical comparison of published vulnerabilities,” in 15th Americas Conference on Information Systems, 2009.
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2008 | Journal Article | LibreCat-ID: 5648 |
G. Schryen, “Effektivität und Effizienz von Anti-Spam-Maßnahmen,” Linux Technical Review, no. 7, 2008.
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2008 | Conference Paper | LibreCat-ID: 5649 |
G. Schryen, “Practical Security of Large-scale Elections: An Exploratory Case Study of Internet Voting in Estonia,” in 7th Workshop on e-Business (WEB 2008, AIS Special Interest Group on E-Business), 2008.
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2007 | Report | LibreCat-ID: 6287 |
G. Schryen, Preventing E-mail Spam: The Conceptualization and the Analysis of an Infrastructure Framework. 2007.
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2007 | Book Chapter | LibreCat-ID: 5650
G. Schryen, “A Scalable and Flexible Infrastructure Framework For Addressing Spam,” in Proceedings of IPSI International Conference on Advances in the Internet, Processing, Systems, and Interdisciplinary Research, D. Satesh and R. Prabhakar, Eds. Hyderabad, India: ICFAI University Press, 2007, pp. 55–64.
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2007 | Book | LibreCat-ID: 5651
G. Schryen, Anti-Spam Measures: Analysis and Design. Berlin, Heidelberg, New York: Springer, 2007.
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2007 | Journal Article | LibreCat-ID: 5652 |
G. Schryen, “Anti-spam legislation: An analysis of laws and their effectiveness,” Information and Communications Technology Law, vol. 16, no. 1, pp. 17–32, 2007.
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2007 | Book Chapter | LibreCat-ID: 5653
G. Schryen, “Approaches Addressing Spam,” in Spam: An Introduction, D. Satesh and R. Prabhakar, Eds. Hyderabad, India: ICFAI University Press, 2007, pp. 41–57.
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2007 | Conference Paper | LibreCat-ID: 5654 |
G. Schryen, “Armed for the spam battle - a technological and organizational infrastructure framework,” in 40th Annual Hawaii International Conference on System Sciences, 2007.
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2007 | Journal Article | LibreCat-ID: 5655 |
G. Schryen, “Do anti-spam measures effectively cover the e-mail communication network? A formal approach,” The Journal of Information Systems Security (AIS Special Interest Group in Security), vol. 3, no. 2, pp. 66–90, 2007.
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2007 | Book Chapter | LibreCat-ID: 5656
G. Schryen, “Location Based Services,” in Vom LAN zum Kommunikationsnetz - Systeme und Applikationen, H. Schulte, Ed. Kissing: Interest-Verlag, 2007.
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2007 | Book Chapter | LibreCat-ID: 5657
G. Schryen, “Spam-Emails,” in Vom LAN zum Kommunikationsnetz - Systeme und Applikationen, Edition 02/2007, vol. 9/12, H. Schulte, Ed. Kissing: Interest-Verlag, 2007.
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2007 | Journal Article | LibreCat-ID: 5658 |
G. Schryen, “The Impact that Placing Email Addresses on the Internet has on the Receipt of Spam ? An Empirical Analysis,” Computers & Security, vol. 2, no. 5, pp. 361–372, 2007.
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2006 | Conference Paper | LibreCat-ID: 5659 |
G. Schryen, “A formal approach towards assessing the effectiveness of anti-spam procedures,” in 39th Annual Hawaii International Conference on System Sciences, 2006.
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2005 | Journal Article | LibreCat-ID: 5660 |
G. Schryen, “A honeypot for the exploration of spammers’ behaviour,” IATAC IAnewsletter, vol. 8, no. 3, pp. 22–25, 2005.
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2005 | Conference Paper | LibreCat-ID: 5661 |
G. Schryen, “An e-mail honeypot addressing spammers’ behavior in collecting and applying addresses,” in Proceedings of the 6th IEEE Information Assurance Workshop, 2005, pp. 37–41.
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2004 | Conference Paper | LibreCat-ID: 5765 |
G. Schryen, “Security Aspects of Internet Voting,” in 37th Annual Hawaii International Conference on System Sciences, 2004.
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2004 | Journal Article | LibreCat-ID: 5662 |
G. Schryen, “Effektivität von Lösungsansätzen zur Bekämpfung von Spam,” Wirtschaftsinformatik, vol. 46, no. 4, pp. 281–288, 2004.
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2004 | Conference Paper | LibreCat-ID: 5663 |
G. Schryen, “Fighting Spam: Motivating an Account-based Approach,” in Proceedings of the IADIS International Conference WWW/Internet 2004. vol. 2, 2004, pp. 937–940.
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2004 | Conference Paper | LibreCat-ID: 5664 |
G. Schryen, “How Security Problems Can Compromise Remote Internet Voting Systems,” in Workshop of the ESF TED Programme, 2004, pp. 121–131.
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2004 | Book Chapter | LibreCat-ID: 5666 |
G. Schryen, “Neulich am Hotspot - Bringt Mobiles Internet die Menschen ins Netz?,” in Digitale Teilung - digitale Integration : Perspektiven der Internetnutzung, G. Gehrke, Ed. München: KOPAED-Verlag, 2004, pp. 45–51.
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2003 | Book | LibreCat-ID: 5629
G. Schryen, J. Herstell, and M. Schoenen, Online Marktforschung im Mittelstand: Analyse von Konsumentenverhalten in 3D-Internet-Welten. Wiesbaden: Deutscher Universitäts-Verlag, 2003.
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2003 | Journal Article | LibreCat-ID: 5630 |
G. Schryen and J. Herstell, “Online-Marktforschung - Analyse von Konsumentenverhalten in virtuellen Umgebungen, in: Information Management & Consulting, 18,2,” IM : die Zeitschrift für Information Management und Consulting, vol. 18, no. 2, pp. 74–77, 2003.
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2003 | Book Chapter | LibreCat-ID: 5667
G. Schryen, “E-Democracy: Internet Voting,” in Proceedings of the IADIS International Conference WWW Internet 2003. vol. 2, Algarve: IADIS Press, 2003, pp. 1017–1021.
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2003 | Conference Paper | LibreCat-ID: 5668 |
G. Schryen, “Internet-Wahlen,” in 6. Internationale Tagung Wirtschaftsinformatik, 2003, pp. 937–956.
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2002 | Conference Paper | LibreCat-ID: 5620 |
G. Schryen and M. Schoenen, “Data Warehouse in der Marktforschung - Analyse von Benutzeraktivitäten in virtuellen Welten,” in Data Warehousing 2002, 2002, pp. 103–119.
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2002 | Journal Article | LibreCat-ID: 5623 |
G. Schryen and J. Karla, “Elektronisches Papier - Display-Technologie mit weitem Anwendungsspektrum,” Wirtschaftsinformatik, vol. 44, no. 6, pp. 567–574, 2002.
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2002 | Journal Article | LibreCat-ID: 5669 |
G. Schryen, “Elektronische Zeitung - das Erbe Gutenbergs?,” i-com. Zeitschrift für interaktive und kooperative Medien, no. 3, pp. 36–37, 2002.
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2001 | Book | LibreCat-ID: 5670
G. Schryen, Komponentenorientierte Softwareentwicklung in Softwareunternehmen: Konzeption eines Vorgehensmodells zur Einführung und Etablierung. Wiesbaden: Deutscher Universitäts-Verlag, 2001.
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