1. Argumentation and constructive interaction;Baker,1999
2. Guided cooperative learning and individual knowledge acquisition;Brown,1989
3. Web-based collaborative inquiry learning;Chang;Journal of Computer Assisted Learning,2003
4. Restructuring the classroom: Conditions for productive small groups;Cohen;Review of Educational Research,1994
5. Powerful learning environments: Unravelling basic components and dimensions;De Corte,2003