C. Trabelsi, A. Jrad, и S. Yahia. Proceedings of the 2010 IEEE International Conference on Data Mining Workshops, стр. 369--379. Washington, DC, USA, IEEE Computer Society, (2010)
A. Shepitsen, J. Gemmell, B. Mobasher, и R. Burke. RecSys '08: Proceedings of the 2008 ACM conference on Recommender systems, стр. 259--266. New York, NY, USA, ACM, (2008)
R. Jäschke, B. Krause, A. Hotho, и G. Stumme. Proceedings of the Second International Conference on Weblogs and Social Media(ICWSM 2008), AAAI Press, (2008)
M. Grahl, A. Hotho, и G. Stumme. 7th International Conference on Knowledge Management (I-KNOW '07), стр. 356-364. Graz, Austria, Know-Center, (Сентябрь 2007)