%0 Journal Article %A Sh. A. Alimov %T The localization of eigenfunction expansions of a selfadjoint elliptic operator %J Differencialʹnye uravneniâ %D 1971 %P 534-537 %V 7 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1971_7_3_a16/ %G ru %F DE_1971_7_3_a16