%0 Journal Article %A Gilles Carbou %T Regularity for a non linear variational problem in dimension two. %J Manuscripta mathematica %D 1993 %P 37-56 %V 78 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1993__78_4_155794/ %F MM2_1993__78_4_155794