3Moore.Three types of interaction[J].American Journal of Distance Education, 1989,(2): 1-6. 被引量:1
4Hiltz,S.R.'Evaluating the Virtual Classroom' in Harasim, L.(ed.) Online education: perspectives on a new environment. [M].New York: Praeger, 1990:133-184. 被引量:1
5Gunawardena.C,C.Lowe,T.Anderson.Analysis of a global online debate and the development of an interaction analysis model for examining the social construction of knowledge in computer conferencing[J].Journal of Educational Computing Research, 1997,(4):397-431. 被引量:1
6Karel Kreijns,Paul A. Kirschner, Wim Jochems.The Sociability of Computer-Supported Collaborative Learning Environments[J].Journal of Educational Technology & Society,2002,( 1):8-22. 被引量:1