%0 Journal Article %A Kjell-Ove Widman %T Local Bounds for Solutions of Higher Order Nonlinear Elliptic Partial Differential Equations. %J Mathematische Zeitschrift %D 1971 %P 81-95 %V 121 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1971__121_171545/ %F MZ_1971__121_171545