%0 Journal Article %A V. V. Kravtsov %T Approximation of functions of several variables by an antenna potential %J Doklady Akademii Nauk %D 1977 %P 23-26 %V 233 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1977_233_1_a4/ %G ru %F DAN_1977_233_1_a4