https://hal.inria.fr/hal-00945700 Contributor : Vivien QuemaConnect in order to contact the contributor Submitted on : Thursday, February 13, 2014 - 8:38:19 AM Last modification on : Wednesday, July 6, 2022 - 4:15:52 AM Long-term archiving on: : Tuesday, May 13, 2014 - 10:21:55 PM