%0 Journal Article %A O. A. Liskovets %T Regularization of equations with a closed linear operator %J Differencialʹnye uravneniâ %D 1970 %P 1273-1278 %V 6 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1970_6_7_a14/ %G ru %F DE_1970_6_7_a14