%0 Journal Article %A A. Z. Ishmukhametov %T Conditions of stability and approximation in the optimal control of hyperbolic systems %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1994 %P 12-28 %V 34 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1994_34_1_a1/ %G ru %F ZVMMF_1994_34_1_a1