%0 Journal Article %A Ya. I. Zhitomirskii %T Cauchy problem for a second degree parabolic equation with variable coefficients %J Doklady Akademii Nauk %D 1957 %P 913-916 %V 116 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_116_6_a3/ %G ru %F DAN_1957_116_6_a3