%0 Journal Article %A O. A. Liskovets %T Optimal properties of the smoothing functional principle %J Doklady Akademii Nauk %D 1977 %P 298-301 %V 234 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1977_234_2_a9/ %G ru %F DAN_1977_234_2_a9