https://hal-normandie-univ.archives-ouvertes.fr/tel-01773785 Contributor : Vincenzo LaportaConnect in order to contact the contributor Submitted on : Monday, April 23, 2018 - 10:39:03 AM Last modification on : Wednesday, November 3, 2021 - 5:12:13 AM Long-term archiving on: : Wednesday, September 19, 2018 - 12:25:15 AM