https://hal.inria.fr/inria-00274136 Contributor : Julien DiazConnect in order to contact the contributor Submitted on : Monday, July 28, 2008 - 5:02:13 PM Last modification on : Thursday, February 3, 2022 - 3:42:21 AM Long-term archiving on: : Saturday, November 26, 2016 - 12:01:43 AM