%0 Journal Article %A F. G. Maksudov %A A. Kh. Shamilov %T On the solvability of a boundary value problem with an unknown parameter and an additional functional constraint of equality type %J Doklady Akademii Nauk %D 1983 %P 1297-1300 %V 268 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1983_268_6_a2/ %G ru %F DAN_1983_268_6_a2