https://edutice.archives-ouvertes.fr/edutice-00000308 Contributor : Florence GalandConnect in order to contact the contributor Submitted on : Tuesday, December 16, 2003 - 3:24:39 PM Last modification on : Tuesday, September 17, 2019 - 9:35:55 AM Long-term archiving on: : Monday, September 10, 2012 - 5:20:17 PM