%0 Journal Article %A Caffarelli, Luis A. %T The regularity of mappings with a convex potential %J Journal of the American Mathematical Society %D 1992 %P 99-104 %V 05 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-1992-1124980-8/ %R 10.1090/S0894-0347-1992-1124980-8 %F 10_1090_S0894_0347_1992_1124980_8