https://hal-univ-paris.archives-ouvertes.fr/hal-02314577 Contributor : Anastasia KrutikovaConnect in order to contact the contributor Submitted on : Saturday, October 12, 2019 - 8:55:48 PM Last modification on : Saturday, June 25, 2022 - 9:02:39 PM Long-term archiving on: : Monday, January 13, 2020 - 1:43:31 PM