https://cel.archives-ouvertes.fr/cel-00420483
Contributor : Cimpa Cimpa
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Submitted on : Tuesday, September 29, 2009 - 10:57:01 AM
Last modification on : Thursday, January 18, 2018 - 2:09:53 AM
Long-term archiving on : Tuesday, June 15, 2010 - 8:11:55 PM
