https://dumas.ccsd.cnrs.fr/dumas-03418461 Contributor : Nîmes UniversitéConnect in order to contact the contributor Submitted on : Sunday, November 7, 2021 - 4:41:37 PM Last modification on : Tuesday, November 30, 2021 - 3:29:21 AM Long-term archiving on: : Tuesday, February 8, 2022 - 6:13:03 PM