S. Doerfel, R. Jäschke, A. Hotho, and G. Stumme. Proceedings of the 4th ACM RecSys workshop on Recommender systems and the social web, page 9--16. New York, NY, USA, ACM, (September 2012)
B. Krause, C. Schmitz, A. Hotho, and G. Stumme. AIRWeb '08: Proceedings of the 4th International Workshop on Adversarial Information Retrieval on the Web, page 61--68. New York, NY, USA, ACM, (April 2008)
R. Jäschke, A. Hotho, F. Mitzlaff, and G. Stumme. Recommender Systems for the Social Web, volume 32 of Intelligent Systems Reference Library, Springer, Berlin/Heidelberg, (2012)
N. Schlitter, and T. Falkowski. Proceedings of the International Conference on Advances in Social Network Analysis and Mining, (2009)to be published at The 2009 International Conference on Advances in Social Networks Analysis and Mining (ASONAM).
M. Grahl, A. Hotho, and G. Stumme. Workshop Proceedings of Lernen -- Wissensentdeckung -- Adaptivität (LWA 2007), page 50-54. Martin-Luther-Universität Halle-Wittenberg, (September 2007)
B. Krause, A. Hotho, and G. Stumme. Advances in Information Retrieval, 30th European Conference on IR Research, ECIR 2008, volume 4956 of LNAI, page 101-113. Heidelberg, Springer, (2008)
D. Millen, J. Feinberg, and B. Kerr. CHI '06: Proceedings of the SIGCHI conference on Human Factors in computing systems, page 111--120. New York, NY, USA, ACM Press, (2006)