https://halshs.archives-ouvertes.fr/halshs-01874904 Contributor : Lucie BernardConnect in order to contact the contributor Submitted on : Friday, September 14, 2018 - 8:48:49 PM Last modification on : Wednesday, November 3, 2021 - 5:45:38 AM Long-term archiving on: : Saturday, December 15, 2018 - 4:38:27 PM