%0 Journal Article %A Barbara Huisken %T Second-Order Boundary regularity for quasilinear variational inequalities. %J Manuscripta mathematica %D 1989 %P 333-342 %V 63 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1989__63_3_155385/ %F MM2_1989__63_3_155385