%0 Journal Article %A N. N. Meiman %T On an upper bound for the potential of a plane electrostatic field %J Doklady Akademii Nauk %D 1972 %P 1268-1270 %V 202 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1972_202_6_a6/ %G ru %F DAN_1972_202_6_a6