C. Wu, V. Potdar, und E. Chang. Advances in Web Semantics I: Ontologies, Web Services and Applied Semantic Web, Volume 4891 von Lecture Notes in Computer Science, Springer, Berlin, (2009)
S. Bhiri, W. Gaaloul, M. Rouached, und M. Hauswirth. Advances in Web Semantics I: Ontologies, Web Services and Applied Semantic Web, Volume 4891 von Lecture Notes in Computer Science, Springer, Berlin, (2009)
U. Kuter, und J. Golbeck. The Semantic Web -- ISWC 2009: 8th International Semantic Web Conference, Chantilly, VA, USA, Volume 5823 von Lecture Notes in Computer Science, Springer, Berlin, (2009)