1. Aronson, E., Blaney, N., Stephan, C., Sikes, J., & Snapp, M. (1978). The jigsaw classroom. Thousand Oaks, CA: Sage Publications.
2. Baker, M. (2003). Computer-mediated argumentative interactions for the co-elaboration of scientific notions. In: J. Andriessen, M. Baker, & D. Suthers (eds.), Arguing to learn: confronting cognitions in computer-supported collaborative learning environments. (Vol. 1) (pp. 1–25). Dordrecht: Kluwer.
3. Bargh, J. A., & Schul, Y. (1980). On the cognitive benefits of teaching. Journal of Educational Psychology, 72, 593–604.
4. Barron, B. (2003). When smart groups fail. Journal of the Learning Sciences, 12(3), 307–359.
5. Cohen, E. G. (1994). Restructuring the classroom: Conditions for productive small groups. Review of Educational Research, 64(1), 1–35.