A. Hotho, R. Jäschke, C. Schmitz, and G. Stumme. Proc. Workshop on Applications of Semantic Technologies, Informatik 2006, P-94, Dresden, (October 2006)
A. Hotho, R. Jäschke, C. Schmitz, and G. Stumme. Proceedings of the 3rd European Semantic Web Conference, volume 4011 of LNCS, page 411-426. Budva, Montenegro, Springer, (June 2006)
F. Mitzlaff, D. Benz, G. Stumme, and A. Hotho. Proceedings of the 21st ACM conference on Hypertext and hypermedia, page 265--270. New York, NY, USA, ACM, (2010)
F. Mitzlaff, M. Atzmueller, D. Benz, A. Hotho, and G. Stumme. Analysis of Social Media and Ubiquitous Data, volume 6904 of Lecture Notes in Computer Science, Springer Berlin Heidelberg, (2011)