T. Tergan. (2008)Proc. of the Third Int. Conference on Concept Mapping
Tallinn, Estonia & Helsinki, Finland 2008
http://cmc.ihmc.us/cmc2008/cmc2008Program.html.
C. Herzog, M. Luger, und M. Herzog. Proceedings of the ESWC'07 workshop \"Bridging the Gap between Semantic Web and Web 2.0\", Innsbruck, Austria, (Juni 2007)