M. Atzmueller, S. Beer, и F. Puppe. Collaboration and the Semantic Web: Social Networks, Knowledge Networks, and Knowledge Resources, IGI Global, (2012)
M. Atzmueller, S. Doerfel, A. Hotho, F. Mitzlaff, и 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, том 7472 из Lecture Notes in Computer Science, Springer Berlin Heidelberg, Heidelberg, Germany, (2012)