D. Sonntag, P. Wennerberg, P. Buitelaar, and S. Zillner. Cases on Semantic Interoperability for Information Systems Integration: Practices and Applications, chapter 8, IGI Global, Hershey, PA, (2009)
D. Sonntag, and P. Heim. KI 2007: Advances in Artificial Intelligence, volume 4667 of Lecture Notes in Artificial Intelligence, Springer, Berlin, (2007)
W. Maass, and A. Filler. Proceedings of the Workshop on Making Semantics Work For Business (MSWFB 2007), part of 1st European Semantic Technology Conference, Vienna, Austria, page 12-17. (2007)