B. Krause, C. Schmitz, A. Hotho, и G. Stumme. AIRWeb '08: Proceedings of the 4th International Workshop on Adversarial Information Retrieval on the Web, стр. 61--68. New York, NY, USA, ACM, (Апрель 2008)
S. Doerfel, R. Jäschke, A. Hotho, и G. Stumme. Proceedings of the 4th ACM RecSys workshop on Recommender systems and the social web, стр. 9--16. New York, NY, USA, ACM, (Сентябрь 2012)
R. Jäschke, A. Hotho, F. Mitzlaff, и G. Stumme. Recommender Systems for the Social Web, том 32 из Intelligent Systems Reference Library, Springer, Berlin/Heidelberg, (2012)
B. Krause, A. Hotho, и G. Stumme. Advances in Information Retrieval, 30th European Conference on IR Research, ECIR 2008, том 4956 из LNAI, стр. 101-113. Heidelberg, Springer, (2008)
A. Hotho, R. Jäschke, C. Schmitz, и G. Stumme. Proceedings of the First Conceptual Structures Tool Interoperability Workshop at the 14th International Conference on Conceptual Structures, стр. 87-102. Aalborg, Aalborg Universitetsforlag, (2006)
M. Grahl, A. Hotho, и G. Stumme. Workshop Proceedings of Lernen -- Wissensentdeckung -- Adaptivität (LWA 2007), стр. 50-54. Martin-Luther-Universität Halle-Wittenberg, (Сентябрь 2007)
R. Jäschke, A. Hotho, C. Schmitz, и G. Stumme. Proceedings of the 15th International Conference on Conceptual Structures (ICCS 2007), том 4604 из Lecture Notes in Artificial Intelligence, стр. 283--295. Berlin, Heidelberg, Springer-Verlag, (Июль 2007)