Heymann, Paul ; Ramage, Daniel ; Garcia-Molina, Hector: Social tag prediction. In: SIGIR '08: Proceedings of the 31st Annual International ACM SIGIR Conference on Research and Development in Information Retrieval. New York, NY, USA : ACM, 2008. - ISBN 978-1-60558-164-4, S. 531--538

Xu, Yanfei ; Zhang, Liang ; Liu, Wei: Cubic Analysis of Social Bookmarking for Personalized Recommendation. In: Frontiers of WWW Research and Development - APWeb 2006 (2006), S. 733--738