%0 Journal Article %A A. A. Malov %T Necessary conditions for satisfying a Hilbert-type inequality for an arbitrary radial function in a system of eigenfunctions of the Laplace operator %J Differencialʹnye uravneniâ %D 1993 %P 87-94 %V 29 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1993_29_1_a11/ %G ru %F DE_1993_29_1_a11