%0 Journal Article %A A. A. Kerefov %T The Gevrey problem for a certain mixed-parabolic equation %J Differencialʹnye uravneniâ %D 1977 %P 76-83 %V 13 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1977_13_1_a10/ %G ru %F DE_1977_13_1_a10