D. Millen, J. Feinberg, и B. Kerr. CHI '06: Proceedings of the SIGCHI conference on Human Factors in computing systems, стр. 111--120. New York, NY, USA, ACM Press, (2006)
A. Larsson. GROUP '03: Proceedings of the 2003 international ACM SIGGROUP conference on Supporting group work, стр. 153-160. New York, NY, USA, ACM Press, (2003)
M. Zacklad. GROUP '03: Proceedings of the 2003 international ACM SIGGROUP conference on Supporting group work, стр. 190-197. New York, NY, USA, ACM Press, (2003)
A. Hotho, R. Jäschke, C. Schmitz, и G. Stumme. Proceedings of the First Conceptual Structures Tool Interoperability Workshop at the 14th International Conference on Conceptual Structures, стр. 87-102. Aalborg, Aalborg Universitetsforlag, (2006)
X. Wu, L. Zhang, и Y. Yu. WWW '06: Proceedings of the 15th international conference on World Wide Web, стр. 417--426. New York, NY, USA, ACM Press, (2006)
R. Jäschke, A. Hotho, C. Schmitz, и G. Stumme. Proc. 18. Workshop Grundlagen von Datenbanken, стр. 80-84. Halle-Wittenberg, Martin-Luther-Universität, (июня 2006)
M. Rosen-Zvi, T. Griffiths, M. Steyvers, и P. Smyth. Proceedings of the 20th conference on Uncertainty in artificial intelligence, стр. 487--494. Arlington, VA, USA, AUAI Press, (2004)
S. Decker, и M. Frank. Proc.\ WWW Workshop on Application Design, Development and Implementation Issues in the Semantic Web, Net York City, NY, (мая 2004)
P. Cobb, и H. Bauersfeld. The Emergence of Mathermatical Meaning: Interactions in Classroom Cultures, Lawrence Erlbaum Associates, Hillside, NJ, (1995)
I. Mohomed, A. Chin, J. Cai, и E. d. de Lara. 6th IEEE Workshop on Mobile Computing Systems and Applications (WMCSA), English Lake District, UK, (2004)