M. Atzmueller, and J. Mueller. Proceedings of the International Workshop on Mining Ubiquitous and Social Environments (MUSE2013), Prague, Czech Republic, (2013)
M. Atzmueller, and K. Hilgenberg. Proc. Sunbelt XXXIII: Annual Meeting of the International Network for Social Network Analysis, Hamburg, Germany, INSNA, (2013)
M. Atzmueller, and K. Hilgenberg. Proc. 4th International Workshop on Modeling Social Media (MSM 2013), Hypertext 2013, New York, NY, USA, ACM Press, (2013)
R. Jäschke, and S. Rudolph. Contributions to the 11th International Conference on Formal Concept Analysis, page 19--34. Technische Universität Dresden, (May 2013)