%0 Journal Article %A A. Z. Ishmukhametov %T Synthesis of optimal control for systems described by a hyperbolic equation %J Differencialʹnye uravneniâ %D 1985 %P 597-604 %V 21 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1985_21_4_a5/ %G ru %F DE_1985_21_4_a5