https://hal-amu.archives-ouvertes.fr/hal-02359703 Contributor : Blandine CHELINI-PONTConnect in order to contact the contributor Submitted on : Tuesday, November 12, 2019 - 3:00:00 PM Last modification on : Friday, January 14, 2022 - 8:42:04 AM Long-term archiving on: : Thursday, February 13, 2020 - 7:52:42 PM