R. Jäschke, F. Eisterlehner, A. Hotho, und G. Stumme. RecSys '09: Proceedings of the third ACM Conference on Recommender Systems, Seite 369--372. New York, NY, USA, ACM, (2009)
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).
J. Illig, A. Hotho, R. Jäschke, und G. Stumme. Postproceedings of the International Conference on Knowledge Processing in Practice (KPP2007), Springer, (to appear)