Steinhoff, L, and R. W Palmatier. “The Effect of Loyalty Programs on Target and Bystander Customers: A Customer Portfolio Perspective on Loyalty Program Performance.” In Proceedings of the 42nd European Marketing Academy (EMAC) Conference, 2013.

Eggert, A, C Thiesbrummel, and C Deutscher. “Exploring Differential Effects of Product and Service Innovations on Industrial Firms’ Financial Performance.” In 2013 AMA Winter Marketing Educators’ Proceedings, 2013.

Cicconetti, Claudio, Arianna Morelli, Martin Dräxler, Holger Karl, Vincenzo Mancuso, Vincenzo Sciancalepore, Rohit Gupta, et al. “The Playground of Wireless Dense Networks of the Future.” In 2013 Future Network &; Mobile Summit, Lisboa, Portugal, July 3-5, 2013, 1--4, 2013.

Keller, Matthias, Manuel Peuster, Christoph Robbert, and Holger Karl. “A Topology-Aware Adaptive Deployment Framework for Elastic Applications.”https://doi.org/10.1109/ICIN.2013.6670895__In 17th International Conference on Intelligence in Next Generation Networks, ICIN 2013, Venice, Italy, October 15-16, 2013, 61--69, 2013.https://doi.org/10.1109/ICIN.2013.6670895 .

Herlich, Matthias, and Holger Karl. “Energy-Efficient Assignment of User Equipment to Cooperative Base Stations.” In ISWCS 2013, The Tenth International Symposium on Wireless Communication Systems, Ilmenau, Germany, August 27-30, 2013, 1--5, 2013.

Fazal-Baqaie, Masud, ed. Vorgehensmodelle 2013: Vorgehensmodelle - Anspruch Und Wirklichkeit - Proceedings Der 20. Tagung Der Fachgruppe Vorgehensmodelle Im Fachgebiet Wirtschaftsinformatik (WI-VM) Der Gesellschaft Für Informatik e.V., Lörrach (Germany). Vol. P-224. Lecture Notes in Informatics. GI, Köllen Druck+Verlag GmbH, Bonn, 2013.

Dräxler, Martin, and Holger Karl. “Cross-Layer Scheduling for Multi-Quality Video Streaming in Cellular Wireless Networks.”https://doi.org/10.1109/IWCMC.2013.6583724__In 2013 9th International Wireless Communications and Mobile Computing Conference, IWCMC 2013, Sardinia, Italy, July 1-5, 2013, 1181--1186, 2013.https://doi.org/10.1109/IWCMC.2013.6583724 .

Dräxler, Martin, Johannes Blobel, Philipp Dreimann, Stefan Valentin, and Holger Karl. “Anticipatory Buffer Control and Quality Selection for Wireless Video Streaming.” CoRR, 2013.

Nagel, Benjamin, Christian Gerth, Jennifer Post, and Gregor Engels. “Ensuring Consistency Among Business Goals and Business Process Models.” In Proceedings of the 17th IEEE International EDOC Conference (EDOC’13), 17–26. IEEE Computer Society, 2013.

Schumacher, Claudia, Gregor Engels, Baris Güldali, Markus Niehammer, and Matthias Hamburg. “Modellbasierte Bewertung von Testprozessen Nach TPI NEXT® Mit Geschäftsprozess-Mustern.” In Proceedings of the Conference on Software Enginneering, Fachtagung Des GI Fachbereichs Softwaretechnik (SE 2013), Aachen (Germany), edited by Stefan Kowalewski and Bernhard Rumpe, P-213:331–44. Lecture Notes in Informatics (LNI). Bonn: Gesellschaft für Informatik (GI), 2013.