%0 Journal Article %A N. V. Krylov %T On the maximum principle for nonlinear parabolic and elliptic equations %J Izvestiya. Mathematics %D 1979 %P 335-347 %V 13 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/IM2_1979_13_2_a6/ %G en %F IM2_1979_13_2_a6