%0 Journal Article %A A. I. Vagabov %T A plane mixed problem with delay conditions for a hyperbolic equation %J Differencialʹnye uravneniâ %D 1992 %P 41-52 %V 28 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1992_28_1_a4/ %G ru %F DE_1992_28_1_a4