https://hal.univ-reims.fr/hal-02945059 Contributor : ISABELLE ROBERRINIConnect in order to contact the contributor Submitted on : Monday, July 12, 2021 - 5:26:41 PM Last modification on : Friday, August 5, 2022 - 11:25:36 AM Long-term archiving on: : Wednesday, October 13, 2021 - 7:35:27 PM