https://hal-univ-artois.archives-ouvertes.fr/hal-01247873
Contributor : Stéphane Callens
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Submitted on : Wednesday, December 23, 2015 - 4:19:54 PM
Last modification on : Friday, February 22, 2019 - 1:26:33 AM
Long-term archiving on : Thursday, March 24, 2016 - 11:10:46 AM
