%0 Journal Article %A I. P. Nedyalkov %T Reduction of solutions of elliptic differential equations %J Doklady Akademii Nauk %D 1962 %P 751-754 %V 144 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1962_144_4_a15/ %G ru %F DAN_1962_144_4_a15