https://halshs.archives-ouvertes.fr/halshs-02332020 Contributor : Anne-France de Saint Laurent-KoganConnect in order to contact the contributor Submitted on : Thursday, October 24, 2019 - 3:48:00 PM Last modification on : Monday, December 13, 2021 - 12:03:04 PM Long-term archiving on: : Saturday, January 25, 2020 - 4:56:47 PM