%0 Journal Article %A V. V. Pod'yapol'skii %T Completeness and the Abel basis property of a system of root functions of a nonlocal problem %J Differencialʹnye uravneniâ %D 1999 %P 568-569 %V 35 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1999_35_4_a16/ %G ru %F DE_1999_35_4_a16