%0 Journal Article %A D. G. Orlovskii %T On the problem of determining the right-hand side of a hyperbolic system %J Differencialʹnye uravneniâ %D 1983 %P 1437-1445 %V 19 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1983_19_8_a17/ %G ru %F DE_1983_19_8_a17