%0 Journal Article %A E. I. Moiseev %T The basis property of a system of eigenfunctions of a differential operator in a weighted space %J Differencialʹnye uravneniâ %D 1999 %P 200-205 %V 35 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1999_35_2_a3/ %G ru %F DE_1999_35_2_a3