%0 Journal Article %A Jan Kristensen %A Giuseppe Mingione %T Non-differentiable functionals and singular sets of minima %J Comptes Rendus. Mathématique %D 2005 %P 93-98 %V 340 %N 1 %I Elsevier %R 10.1016/j.crma.2004.11.019 %G en %F CRMATH_2005__340_1_93_0