https://hal.univ-reims.fr/hal-03000321 Contributor : Bu De Reims Champagne-ArdenneConnect in order to contact the contributor Submitted on : Wednesday, November 11, 2020 - 7:09:41 PM Last modification on : Wednesday, November 10, 2021 - 5:22:02 PM Long-term archiving on: : Friday, February 12, 2021 - 6:46:38 PM