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110 Publications
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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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: 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 | 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 | 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: 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 | 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 | 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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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 | 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 | 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: 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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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 | 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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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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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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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 | 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 | 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: 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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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 | 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 | 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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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 | 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: 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 | 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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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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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 | 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 | 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 | 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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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: 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: 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: 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: 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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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 | 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: 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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