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Erratum
This article is an erratum for: [this article]

Issue
ESAIM: COCV
Volume 15, Number 3, July-September 2009
Page(s) 741 - 744
DOI http://dx.doi.org/10.1051/cocv/2009011
Published online 18 June 2009

© EDP Sciences, SMAI, 2009