A. Harrer, S. Ziebarth, A. Giemza, и H. Hoppe. The 8th IEEE International Conference on Advanced Learning Technologies, стр. 41-45. Santander, Spain, IEEE Computer Society Press, (2008)
A. Harrer, R. Hever, и S. Ziebarth. Artificial Intelligence in Education - Building Technology Rich Learning Contexts that Work, 158, стр. 503-510. Amsterdam, IOS Press, (2007)
S. Ziebarth, N. Malzahn, и H. Hoppe. Proceedings of the 14th International Conference on Artificial Intelligence in Education (AIED 2009), Brighton, England, (июля 2009)
A. Harrer, S. Zeini, и S. Ziebarth. Proceedings of the 2009 International Conference on Advances in Social Networks Analysis and Mining (ASONAM 2009), Athens, Greece, (июля 2009)
N. Malzahn, T. Urspruch, M. Tünte, и H. Hoppe. Virtuelle Organisationen und Neue Medien 2005. Workshop GeNeMe2005 Gemeinschaft in Neuen Medien, TU Dresden, Dresden, Technische Universität Dresden, Fakultät Informatik, Institut für Software- und Multimediatechnik, (2005)Workshop GeNeMe2005 Gemeinschaft in Neuen Medien, TU Dresden, 6. und 7. Oktober 2005, ISBN: 3-86005-491-0.
A. Harrer, и L. Bollen. Modellierung als Schlüsselkonzept in intelligenten Lehr-/Lernsystemen, Workshopband zur Tagung Modellierung 2004, Marburg, , (2004)
K. Herrmann, H. Hoppe, и N. Pinkwart. Shaping the Future of Learning through Intelligent Technologies. Proceedings of the 11th Conference on Artificial Intelligence in Education, стр. 97-104. Amsterdam, IOS Press, (2003)
M. Jansen, K. Sachdeva, и A. Harrer. Proceedings of the Workshop on Expressive Media and Intelligent Tools for Learning (German Conference on Artificial Intelligence KI-2003), , (2003)Hamburg 2003.