https://hal-univ-pau.archives-ouvertes.fr/hal-03576702 Contributor : Laurent GallonConnect in order to contact the contributor Submitted on : Wednesday, February 16, 2022 - 11:18:38 AM Last modification on : Thursday, February 17, 2022 - 1:42:02 PM Long-term archiving on: : Tuesday, May 17, 2022 - 6:29:45 PM