3Tak-Wai Chan & Chih-Yueh Chou. Simulating a Learning Companion in Reciprocal Tutoring Systems[A].Proceedings CSCL" 95[C]. Berlin, germany: Springer Verlag,1995.49-56.
4Lauren J. Brieker, Steven L.Tanimoto, Alex I. P, othenbefg, Danny C. Hutama, and Tim H. Wong.Multiplayer Activities that Develop Mathematical Coordination[A].Proceedings of CSCL' 1995[C].Berlin, germany: Springer Verlag,1995. 1-9.
5Hideyuki Suzuki & Hiroshi Kato.lnteraction-Level Support for Collaborative Learning: Algo Block- An Open Programming Language[A]. Proceedings of CSCL' 1995[C]. Berlin, germany: Springer Verlag,1995. 349-355.
6Amy Soller,Janyee Wiebe, Alan Lesgold, A Maehine Learning Approach to Assessing Knowledge Sharing During Collaborative Learning Activities[A]. Proceedings of CSCL'2002[C]. HiUsdale, NY: Lawrence Erlbaum, 2002. 128-137.
7Constanee A. Steinkuehler, Sharon J. Derry,David K. Woods, Cindy E. Hmelo-Silver,The STEP Environment for Distributed Problem-Based Learning on the World Wide Web[A]. Proceedings of CSCL '2002[C]. Hillsdale, NY: Lawrence Erlbaum, 2002. 217-226.
8ShepardJ.,&Greene,R.W.Sociology and you[M].Ohio: Glencoe McGraw-Hill,2003.