https://hal.univ-lorraine.fr/tel-01775669 Contributor : Administrateur Du CcsdConnect in order to contact the contributor Submitted on : Tuesday, April 24, 2018 - 3:39:25 PM Last modification on : Thursday, October 7, 2021 - 2:53:10 PM Long-term archiving on: : Wednesday, September 19, 2018 - 9:56:04 AM