%0 Journal Article %A N. I. Zobern %T Mixed boundary value problems in a finite cylinder for an equation not in explicit form according to the derivative with respect to the time %J Differencialʹnye uravneniâ %D 1986 %P 352-353 %V 22 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1986_22_2_a24/ %G ru %F DE_1986_22_2_a24