R. Bromme, F. W. Hesse, and H. Spada, Barriers and biases in computer-mediated knowledge communication ? and how they may be overcome, 2005.

C. A. Chinn and W. F. Brewer, The Role of Anomalous Data in Knowledge Acquisition: A Theoretical Framework and Implications for Science Instruction, Review of Educational Research, vol.63, issue.1, pp.1-49, 1993.
DOI : 10.3102/00346543063001001

P. Dillenbourg, Over-scripting CSCL: The risks of blending collaborative learning with instructional design, Three worlds of CSCL. Can we support CSCL, pp.61-91, 2002.
URL : https://hal.archives-ouvertes.fr/hal-00190230

W. Doise and G. Mugny, On the Social Development of the Intellect, 1984.
DOI : 10.1007/978-1-4684-4925-9_5

M. Dowson and C. Fernström, Towards requirements for enactment mechanisms, Software Process Technology. Third European Workshop, EWSPT '94, 1994.
DOI : 10.1007/3-540-57739-4_13

C. Gräsel, F. Fischer, J. Bruhn, and H. Mandl, Let me tell you something you do know. A pilot study on discourse in cooperative learning with computer networks, Learning with multimedia ? results and perspectives, pp.111-137, 2001.

J. M. Haake and T. Schümmer, Supporting collaborative exercises for distance learning, Designing for Change in Networked Learning Environments, pp.125-134, 2003.
DOI : 10.1109/hicss.2003.1173692

URL : http://citeseerx.ist.psu.edu/viewdoc/summary?doi=

J. Hewitt, Toward an Understanding of How Threads Die in Asynchronous Computer Conferences, Journal of the Learning Sciences, vol.13, issue.3, pp.567-589, 2005.
DOI : 10.1207/S15389286AJDE1603_2

H. U. Hoppe, K. Gassner, M. Mühlenbrock, and F. Tewissen, Distributed visual language environments for cooperation and learning -applications and intelligent support, Group Decision and Negotiation, vol.9, issue.3, pp.205-220, 2000.
DOI : 10.1023/A:1008735223451

A. Hron, F. W. Hesse, U. Cress, and C. Giovis, Implicit and explicit dialogue structuring in virtual learning groups, British Journal of Educational Psychology, vol.70, issue.1, pp.53-64, 2000.
DOI : 10.1348/000709900157967

A. King, Transactive peer tutoring: distributing cognition and metacognition, Educational Psychology Review, vol.10, issue.1, pp.57-74, 1998.
DOI : 10.1023/A:1022858115001

I. Kollar, F. Fischer, and F. W. Hesse, (in press) Collaboration scripts ? a conceptual analysis, Educational Psychology Review

I. Kollar, F. Fischer, and J. D. Slotta, Internal and external collaboration scripts in web-based science learning at schools, Proceedings of the 2005 conference on Computer support for collaborative learning learning 2005: the next 10 years!, CSCL '05, pp.331-340, 2005.
DOI : 10.3115/1149293.1149336

URL : https://hal.archives-ouvertes.fr/hal-00190641

J. Lave and E. Wenger, Situated learning: Legitimate peripheral participation, 1991.
DOI : 10.1017/CBO9780511815355

O. Donnell, A. M. Dansereau, and D. F. , Scripted cooperation in student dyads: A method for analyzing and enhancing academic learning and performance Interaction in cooperative groups. The theoretical anatomy of group learning, pp.120-141, 1992.

D. N. Perkins, Person-plus: a distributed view of thinking and learning, Distributed cognitions: psychological and educational considerations, pp.88-110, 1993.

W. A. Sandoval and K. A. Millwood, The Quality of Students' Use of Evidence in Written Scientific Explanations, Cognition and Instruction, vol.16, issue.1, pp.23-55, 2005.
DOI : 10.1006/drev.1999.0497

R. C. Schank, Dynamic Memory Revisited, 1999.
DOI : 10.1017/CBO9780511527920

R. C. Schank and R. P. Abelson, SCRIPTS, PLANS, GOALS, AND UNDERSTANDING, 1977.
DOI : 10.1016/B978-1-4832-1446-7.50019-4

URL : https://hal.archives-ouvertes.fr/hal-00692030

L. S. Vygotsky, Mind in society: The development of higher psychological processes, 1978.

N. M. Webb and A. S. Palincsar, Group processes in the classroom, Handbook of Educational Psychology, pp.841-873, 1996.

A. Weinberger, Scripts for computer-supported collaborative learning. Effects of social and epistemic cooperation scripts on collaborative construction. Doctoral dissertation , Ludwig-Maximilians-University, 2003.
URL : https://hal.archives-ouvertes.fr/hal-00190171

M. Wessner and H. Pfister, Points of cooperation: Integrating cooperative learning into web-based courses, New technologies for collaborative learning
DOI : 10.1007/978-0-387-71136-2_3