S. Sen, F. Harper, A. LaPitz, and J. Riedl. GROUP '07: Proceedings of the 2007 international ACM conference on Supporting group work, page 361--370. New York, NY, USA, ACM, (2007)
S. Sen, F. Harper, A. LaPitz, and J. Riedl. GROUP '07: Proceedings of the 2007 international ACM conference on Supporting group work, page 361--370. New York, NY, USA, ACM, (2007)