Köbler, F.; Koene, P.; Krcmar, H.; Altmann, M. & Leimeister, J. M. (2010), LocaTag - An NFC-based system enhancing instant messaging tools with real-time user location, in '2. International Workshop on Near Field Communication (NFC) 2010' .

Mauro, C.; Happle, T.; Sunyaev, A.; M.Leimeister, J. & Krcmar, H. (2010), From medical processes to workflows: modeling of clinical pathways with the unified modeling language, in '3. International Conference on Health Informatics (HealthInf) 2010' .

Sunyaev, A.; Leimeister, J. M. & Krcmar, H. (2010), Open security issues in German healthcare telematics, in '3. International Conference on Health Informatics (HealthInf) 2010' .

Sunyaev, A.; Tremmel, F.; Mauro, C.; Leimeister, J. M. & Krcmar, H. (2009), A Re-Classification of IS security analysis approaches, in 'Proceedings of the Fifteenth Americas Conference on Information Systems (AMCIS)' .

Hornung, G. (2008), 'Systems and Data Protection Legislation in Germany', , 1088-1093.

Jäschke, R.; Marinho, L.; Hotho, A.; Schmidt-Thieme, L. & Stumme, G. (2008), 'Tag Recommendations in Social Bookmarking Systems', AI Communications 21 (4), 231-247.

Krause, B.; Schmitz, C.; Hotho, A. & Stumme, G. (2008), The Anti-Social Tagger - Detecting Spam in Social Bookmarking Systems, in 'Proc. of the Fourth International Workshop on Adversarial Information Retrieval on the Web' .