A. Hotho, R. Jäschke, C. Schmitz, and G. Stumme. The Semantic Web: Research and Applications, volume 4011 of LNAI, page 411-426. Heidelberg, Springer, (June 2006)
C. Cattuto, D. Benz, A. Hotho, and G. Stumme. The Semantic Web - ISWC 2008, Proc.Intl. Semantic Web Conference 2008, volume 5318 of LNAI, page 615--631. Heidelberg, Springer, (2008)
R. Jäschke, A. Hotho, C. Schmitz, and G. Stumme. Proc. 18. Workshop Grundlagen von Datenbanken, page 80-84. Halle-Wittenberg, Martin-Luther-Universität, (June 2006)
A. Hotho, R. Jäschke, C. Schmitz, and G. Stumme. Informatik 2006 - Informatik für Menschen. Band 2, volume P-94 of Lecture Notes in Informatics, Bonn, Gesellschaft für Informatik, (October 2006)Proc. Workshop on Applications of Semantic Technologies, Informatik 2006.
P. Symeonidis, A. Nanopoulos, and Y. Manolopoulos. RecSys '08: Proceedings of the 2008 ACM conference on Recommender systems, page 43--50. New York, NY, USA, ACM, (2008)
S. Braun, A. Schmidt, and V. Zacharias. 4th Conference on Professional Knowledge Management - Experiences and Visions, Workshop on Productive Knowledge Work (ProKW 07), 2, page 217-226. Berlin, GITO, (28-30 03 2007)