%0 Journal Article %A Charles B. Morrey jr. %T Second Order Elliptic Equations in Several Variables and Hölder Continuity. %J Mathematische Zeitschrift %D 1959 %P 146-164 %V 72 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1959__72_183602/ %F MZ_1959__72_183602