https://pastel.archives-ouvertes.fr/pastel-00637723
Contributor : Simon Wagschal <>
Submitted on : Wednesday, November 2, 2011 - 5:35:31 PM Last modification on : Wednesday, July 3, 2019 - 10:48:04 AM Long-term archiving on: : Sunday, December 4, 2016 - 9:11:15 AM