%0 Journal Article %A M. Rakhimov %T On certain problems of the quadratic regulator for linear hyperbolic equations %J Differencialʹnye uravneniâ %D 1987 %P 143-154 %V 23 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1987_23_1_a14/ %G ru %F DE_1987_23_1_a14