%0 Journal Article %A L. Nirenberg %T On nonlinear elliptic partial differential equations and H\"older continuity %J Matematika %D 1959 %P 9-56 %V 3 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAT_1959_3_3_a1/ %G ru %F MAT_1959_3_3_a1