J. Fogarty, R. Baker, und S. Hudson. GI '05: Proceedings of Graphics Interface 2005, Seite 129--136. School of Computer Science, University of Waterloo, Waterloo, Ontario, Canada, Canadian Human-Computer Communications Society, (2005)
R. Jäschke, F. Eisterlehner, A. Hotho, und G. Stumme. RecSys '09: Proceedings of the 2009 ACM Conference on Recommender Systems, New York, NY, USA, ACM, (2009)(to appear).
M. Lux, und G. Dösinger. International Journal of Knowledge and Learning (IJKL), 3 (4/5):
515-528(2007)ISSN (Online): 1741-1017
ISSN (Print): 1741-1009.
R. Jäschke, L. Marinho, A. Hotho, L. Schmidt-Thieme, und G. Stumme. Knowledge Discovery in Databases: PKDD 2007, 11th European Conference on Principles and Practice of Knowledge Discovery in Databases, Warsaw, Poland, September 17-21, 2007, Proceedings, Volume 4702 von Lecture Notes in Computer Science, Seite 506-514. Springer, (2007)