https://hal-lirmm.ccsd.cnrs.fr/lirmm-00269744 Contributor : Christine Carvalho De MatosConnect in order to contact the contributor Submitted on : Tuesday, July 7, 2015 - 12:48:00 PM Last modification on : Friday, August 5, 2022 - 10:45:47 AM Long-term archiving on: : Wednesday, April 26, 2017 - 12:41:19 AM