https://hal-univ-rennes1.archives-ouvertes.fr/hal-01082953
Contributor : Valerie Briand <>
Submitted on : Friday, November 14, 2014 - 4:33:28 PM Last modification on : Thursday, January 14, 2021 - 11:49:44 AM Long-term archiving on: : Sunday, February 15, 2015 - 11:20:52 AM