https://hal-amu.archives-ouvertes.fr/hal-03223847 Contributor : Pierre LopezConnect in order to contact the contributor Submitted on : Tuesday, May 11, 2021 - 11:08:58 AM Last modification on : Monday, January 3, 2022 - 10:05:05 AM Long-term archiving on: : Thursday, August 12, 2021 - 6:38:32 PM