%0 Journal Article %A V. P. Burskii %T Boundary properties of $L_2$-solutions of linear differential %J Doklady Akademii Nauk %D 1989 %P 1036-1039 %V 309 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1989_309_5_a1/ %G ru %F DAN_1989_309_5_a1