%0 Journal Article %A L. P. Kuptsov %T The fundamental solutions of a certain class of elliptic-parabolic second order equations %J Differencialʹnye uravneniâ %D 1972 %P 1649-1660 %V 8 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1972_8_9_a11/ %G ru %F DE_1972_8_9_a11