The Semantic Web - ISWC 2008 7th International Semantic Web Conference, ISWC 2008, Karlsruhe, Germany, October 26-30, 2008. Proceedings - Sheth, Amit; Staab, Steffen; Dean, Mike; Paolucci, Massimo; Maynard, Diana; Finin, Timothy; Thirunarayan, Krishnaprasad (Springer Berlin Heidelberg : Imprint: Springer, 2008)