%0 Journal Article %A Mariconda, Carlo %A Treu, Giulia %T A Haar-Rado type theorem for minimizers in Sobolev spaces %J ESAIM: Control, Optimisation and Calculus of Variations %D 2011 %P 1133-1143 %V 17 %N 4 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/cocv/2010038/ %R 10.1051/cocv/2010038 %G en %F COCV_2011__17_4_1133_0