J. Waitelonis, N. Ludwig, M. Knuth, и H. Sack. International Journal of Interactive Technology and Smart Education (ITSE), Special Issue on Multimedia technologies for e-learning, 8 (4):
236--248(2011)
M. Knuth, N. Ludwig, L. Wolf, и H. Sack. Proc. of the Second International Workshop on Mining Ubiquitous and Social Environments - MUSE'11, стр. 43--53. Athens, Greece, (сентября 2011)
L. Vocht, S. Softic, M. Ebner, и H. Mühlburger. Proceedings of the 11th International Conference on Knowledge Management and Knowledge Technologies, стр. 43:1--43:9. New York, NY, USA, ACM, (2011)
T. Gängler. Institute for Systems Architecture, Chair of Computer Networks, Department of Computer Science, University of Technology Dresden, Dresden, Germany, mastersthesis, (апреля 2011)
A. Shakya, H. Takeda, и V. Wuwongse. Proceedings of the 3rd Asian Semantic Web Conference 2008, (ASWC 2008), Bangkok, Thailand, том 5367 из Lecture Notes in Computer Science, стр. 287-301. Berlin / Heidelberg, Springer, (декабря 2008)
A. Shakya, H. Takeda, и V. Wuwongse. Proceedings of the Social Web and Knowledge Management Workshop (SWKM 2008), стр. 33-40. Beijing, China, (апреля 2008)Located at the 17th World Wide Web Conference (WWW2008).