https://hal-centralesupelec.archives-ouvertes.fr/hal-01355122 Contributor : Jean-François LalandeConnect in order to contact the contributor Submitted on : Monday, August 22, 2016 - 1:38:35 PM Last modification on : Wednesday, November 3, 2021 - 6:04:12 AM Long-term archiving on: : Wednesday, November 23, 2016 - 11:42:56 AM