%0 Journal Article %A N. Radjabov %T Representation of a manifold of solutions, and boundary value problems for a class of second-order linear hyperbolic systems with an interior singular line %J Doklady Akademii Nauk %D 1988 %P 291-296 %V 300 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1988_300_2_a7/ %G ru %F DAN_1988_300_2_a7