https://hal-ens-lyon.archives-ouvertes.fr/ensl-03049071 Contributor : Caterina CampagnoloConnect in order to contact the contributor Submitted on : Wednesday, December 9, 2020 - 4:36:33 PM Last modification on : Friday, December 11, 2020 - 3:31:40 AM Long-term archiving on: : Wednesday, March 10, 2021 - 7:45:35 PM