%0 Journal Article %A A. F. Napso %T A nonlocal problem for an equation of mixed parabolic-hyperbolic type %J Differencialʹnye uravneniâ %D 1978 %P 185-186 %V 14 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1978_14_1_a22/ %G ru %F DE_1978_14_1_a22