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Schödwell, B., Wilkens, M., Erek, K. and Zarnekow, R. (2012). Towards a Green Performance Indicator Framework (GPIF) to improve the Energy Efficiency of Data Centers – A ressource Usage based approach. Electronic Goes Green (EGG´12), Berlin

Heitmann, M., Berlin, M., Arnold, H. and Presse, V. (2011). Das vernetzte Fahrzeug – Herausforderungen, Dienste und Forschungsbereiche. WissenHeute

Schulz, N., Wulf, J., Nguyen, Q.-T. and Zarnekow, R. (2011). The New Role of Developers in the Mobile Ecosystem - An Apple and Google Case Study. Proc. of 15th International Conference on Intelligence in Next Generation Networks (ICIN 2011)

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Wulf, J. and Zarnekow, R. (2011). HOW DO ICT FIRMS REACT TO CONVERGENCE? AN ANALYSIS OF DIVERSIFICATION STRATEGIES. Proceedings of the 19th European Conference on Information Systems (ECIS)

Wulf, J. and Zarnekow, R. (2011). Branchenübergreifender Wettbewerb in der Telekommunikation - Eine empirische Analyse von Diversifikationsaktivitäten. Wirtschaftsinformatik, 277–286.

Wulf, J. and Zarnekow, R. (2011). Cross-sector competition in telecommunications - An empirical analysis of diversification activities. Business & Information Systems Engineering, 289-298.

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Cater-Steel, A., Zarnekow, R. and Wulf, J. (2011). IT Servide Management in the Academic Curriculum - Comparing an Australian and German Experience. Proc. of 15th Pacific Asia Conference on Information Systems (PACIS 2011)

Zarnekow, R., Erek, K., Löser, F. and Wilkens, M. (2011). Referenzmodell für ein Nachhaltiges Informationsmanagement. Research Papers in Information Systems Management, 1-46.

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