https://hal-univ-fcomte.archives-ouvertes.fr/hal-02351043 Contributor : Lucie GobetConnect in order to contact the contributor Submitted on : Wednesday, November 6, 2019 - 11:38:34 AM Last modification on : Wednesday, November 3, 2021 - 6:24:35 AM Long-term archiving on: : Saturday, February 8, 2020 - 3:46:19 AM