%0 Journal Article %A Eleuteri, Michela %T Regularity results for a class of obstacle problems %J Applications of Mathematics %D 2007 %P 137-170 %V 52 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1007/s10492-007-0007-4/ %R 10.1007/s10492-007-0007-4 %G en %F 10_1007_s10492_007_0007_4