A. Ndiaye, P. Gebhard, M. Kipp, M. Klesen, M. Schneider, and W. Wahlster. Intelligent Technologies for Interactive Entertainment: First International Conference, INTETAIN 2005, Madonna di Campiglio, Italy, volume 3814 of Lecture Notes in Artificial Intelligence, Springer, Berlin, (2005)
H. Höpfner, G. Specht, T. Ritz, and C. Bunse (Eds.) volume P-185 of GI Edition: Lecture Notes in Informatics (LNI) -- Proceedings, Bonn, Gesellschaft für Informatik, (2011)