%0 Journal Article %A D. Ya. Petrina %T Solution of a classical problem of electrostatics and the subtraction procedure %J Doklady Akademii Nauk %D 1983 %P 78-82 %V 270 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1983_270_1_a19/ %G ru %F DAN_1983_270_1_a19