PLOTZNER, R. Model-based Design of Activity Spaces for Collaborative Problem Solving and Learning. Proc. European Conference on Artificial Intelligence in Education, 1996. 1996, 372-378
GOODMAN, B. A Framework for Asynchronous Collaborative Learning and Problem. Artificial Intelligence in Education. 2001
JACKSON, L. Concurrent Engineering in Construction Challenges for the New Millennium. Proc. of 2nd International Conference on Concurrent Engineering in Construction, 1999. 1999, 37-46
BEREITER, C. Situated Cognition and How to Overcome it. Social, Semiotic, and Psychological Perspectives. 1997, 281-300