https://hal-univ-artois.archives-ouvertes.fr/hal-01248239
Contributor : Stéphane Callens
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Submitted on : Thursday, December 24, 2015 - 9:59:49 AM
Last modification on : Friday, February 22, 2019 - 1:26:33 AM
Long-term archiving on : Friday, March 25, 2016 - 11:42:20 AM
