%0 Journal Article %A Ya. I. Al'ber %A O. A. Liskovets %T The principle of the smoothing functional for solution of equations of the first kind with monotone operators %J Differencialʹnye uravneniâ %D 1984 %P 811-817 %V 20 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1984_20_5_a8/ %G ru %F DE_1984_20_5_a8