A framework for modelling and designing cooperation support systems
Ziegler, J. (1999). In H. J. Bullinger & J. Ziegler (Eds.), Human-Computer Interaction - Communication, Cooperation and Application Design, Proceedings 8th Int. Conf. on Human-Computer Interaction, Vol. 2 Munich Aug. 22-26, 1999; Human-Computer Interaction - Communication, Cooperation and Application Design, Lawrence Erlbaum Associates.