https://hal-amu.archives-ouvertes.fr/hal-03170216 Contributor : Raffaele RuggieroConnect in order to contact the contributor Submitted on : Tuesday, March 16, 2021 - 8:31:25 AM Last modification on : Monday, January 3, 2022 - 10:05:20 AM Long-term archiving on: : Thursday, June 17, 2021 - 6:58:52 PM