C. Gravier, J. Fayolle, B. Bayard, M. Ates, and J. Lardon, State of the Art About Remote Laboratories Paradigms -Foundations of Ongoing Mutations, International Journal of Online Engineering, vol.4, issue.1, pp.19-25, 2008.
URL : https://hal.archives-ouvertes.fr/ujm-00319612

B. Aktan, C. A. Bohus, L. A. Crowl, and &. M. Shor, Distance learning applied to control engineering laboratories, IEEE Transactions on Education, vol.39, issue.3, pp.320-326, 1996.
DOI : 10.1109/13.538754

D. J. Magin, Collaborative peer learning in the laboratory, Studies in Higher Education, pp.105-117, 1982.
DOI : 10.1080/03075078112331379569

C. Gravier, J. Fayolle, J. Lardon, and G. , A Distributed Online Laboratory System for Distant Learning, Proceedings of IEEE/ACM The International Conference on Signal-Image Technology and Internet-based systems (SITIS'2006), 2006.
URL : https://hal.archives-ouvertes.fr/ujm-00319631

P. Dillenbourg, What do you mean by " collaborative learning, pp.1-16, 1999.
URL : https://hal.archives-ouvertes.fr/hal-00190240

E. V. Hobman, The Expression of Conflict in Computer-Mediated and Face-To-Face Groups, Small Group Research, vol.33, issue.4, pp.439-465, 2002.
DOI : 10.1177/104649640203300403

M. G. Moore, Three Types of Interaction, The American Journal of Distance Education, vol.3, issue.2, pp.1-6, 1989.

P. Northrup, A Framework for Designing Interactivity into Webbased Instruction, Educational Technology, pp.31-39, 2001.

K. Kreijns, P. A. Kirschner, and W. Jochems, The Sociability of Computer Supported Collaborative Learning Environments, Educational Technology & Society, vol.5, issue.1, pp.822-837, 2002.

S. Hrastinski, Introducing an informal synchronous medium in a distance learning course: How is participation affected?, The Internet and Higher Education, pp.117-131, 2006.

S. Nicholson, Socialization in the ???virtual hallway???, The Internet and Higher Education, vol.5, issue.4, pp.363-372, 2002.
DOI : 10.1016/S1096-7516(02)00127-6

A. L. Veerman, J. E. Andriessen, and G. Kanselaar, Learning through synchronous electronic discussion, Computers & Education, vol.34, issue.3-4, pp.3-4, 2004.
DOI : 10.1016/S0360-1315(99)00050-0

C. Gravier, J. Fayolle, G. Noyel, A. Leleve, and H. Benmohamed, Distance Learning: Closing the Gap between Remote Labs and Learning Management Systems, 2006 1ST IEEE International Conference on E-Learning in Industrial Electronics, 2006.
DOI : 10.1109/ICELIE.2006.347198
URL : https://hal.archives-ouvertes.fr/hal-00187267

A. C. Dr.-ing, Bayard Email : bernard.bayard@univ-st-etienne.fr Authors affiliation: DIOM laboratory, SATIn, http://diom.istase.fr ISTASE engineering school