%0 Journal Article %A V. M. Manakov %T An estimate for the number of negative eigenvalues of the Schr\"odinger operator by means of weighted Hardy inequalities %J Differencialʹnye uravneniâ %D 1990 %P 1978-1982 %V 26 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1990_26_11_a18/ %G ru %F DE_1990_26_11_a18