%0 Journal Article %A Bouchitté, Guy %A Fragalà, Ilaria %T Duality for non-convex variational problems %J Comptes Rendus. Mathématique %D 2015 %P 375-379 %V 353 %N 4 %I Elsevier %U http://archive.numdam.org/articles/10.1016/j.crma.2015.01.014/ %R 10.1016/j.crma.2015.01.014 %G en %F CRMATH_2015__353_4_375_0