%0 Journal Article %A B. L. Shekhter %T The unique solvability of a certain linear two-point boundary value problem %J Differencialʹnye uravneniâ %D 1975 %P 687-693 %V 11 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1975_11_4_a10/ %G ru %F DE_1975_11_4_a10