https://cel.archives-ouvertes.fr/cel-00560184
Contributor : Jean-Luc Archimbaud <>
Submitted on : Thursday, January 27, 2011 - 3:35:27 PM Last modification on : Thursday, January 11, 2018 - 6:19:34 AM Long-term archiving on: : Thursday, April 28, 2011 - 3:15:09 AM