F. Suchanek, G. Kasneci, und G. Weikum. Proceedings of the 16th international conference on World Wide Web, Seite 697--706. New York, NY, USA, ACM, (2007)
D. Damljanovic, U. Kruschwitz, und {. Albakour. Proceedings of the 4th Workshop on Exploiting Semantic Annotation in Information Retrieval, collocated with the 20th ACM Conference on Information and Knowledge Management (CIKM) 2011, (Oktober 2011)