%0 Journal Article %A V. D. Budaev %T Some properties of root functions of differential operators that are connected with the unconditional basis property %J Differencialʹnye uravneniâ %D 1996 %P 9-14 %V 32 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1996_32_1_a1/ %G ru %F DE_1996_32_1_a1