%0 Journal Article %A A. S. Makin %T Summability of spectral expansions that correspond to the nonselfadjoint Schr\"odinger operator. I %J Differencialʹnye uravneniâ %D 1989 %P 65-73 %V 25 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1989_25_1_a8/ %G ru %F DE_1989_25_1_a8