%0 Journal Article %A E. M. Landis %A O. A. Oleinik %T Generalized analyticity and some related properties of solutions of elliptic and parabolic equations %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1974 %P 195-212 %V 29 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1974_29_2_a13/ %G en %F RM_1974_29_2_a13