- Proceedings of 2009 IEEE Conference on Commerce and Enterprise Computing, page 468-475. Vienna, Austria, IEEE Computer Society, (August 2009)
- Networked Knowledge - Networked Media: Integrating Knowledge Management, New Media Technologies and Semantic Systems, Springer, (2009)
- AAAI Spring Symposium on AI Meets Business Rules and Process Management, Stanford Univ., American Association for Artificial Intelligence, Menlo Park, Calif., (2008)
- Knowledge Management Research and Practice (2007)
- Multikonferenz Wirtschaftsinformatik, GITO-Verlag, Berlin, (2008)
- Proceedings of the ECKM 2008, (2008)
- ECKM 2008 Proceedings of the 9th European Conference on Knowledge Management., page 721 – 729. (2008)
- Formal Ontologies Meet Industry, IOS Press, (2008)
- I-KNOW '08 Proceedings of the 8th International Conference on Knowledge Management - Special Track KS'08 on Knowledge Services., (2008)


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