M. Atzmueller, S. Doerfel, A. Hotho, F. Mitzlaff, and G. Stumme. Modeling and Mining Ubiquitous Social Media - International Workshops MSM 2011, Boston, MA, USA, October 9, 2011, and MUSE 2011, Athens, Greece, September 5, 2011, Revised Selected Papers, volume 7472 of Lecture Notes in Computer Science, Springer Berlin Heidelberg, Heidelberg, Germany, (2012)
S. Doerfel, R. Jäschke, A. Hotho, and G. Stumme. Proceedings of the 4th ACM RecSys workshop on Recommender systems and the social web, page 9--16. New York, NY, USA, ACM, (2012)
S. Doerfel, R. Jäschke, and G. Stumme. Formal Concept Analysis - 10th International Conference, ICFCA 2012, Leuven, Belgium, May 7-10, 2012. Proceedings, volume 7278 of Lecture Notes in Computer Science, page 77-95. Berlin/Heidelberg, Springer, (2012)