https://hal-uphf.archives-ouvertes.fr/hal-02197621 Contributor : Pierre-Alexis DelhayeConnect in order to contact the contributor Submitted on : Sunday, October 13, 2019 - 1:33:37 AM Last modification on : Wednesday, November 3, 2021 - 9:12:39 AM Long-term archiving on: : Tuesday, January 14, 2020 - 2:01:05 PM