%0 Journal Article %A N. N. Chaus %T A theorem on the behavior at infinity of the solutions of a partial differential equation %J Differencialʹnye uravneniâ %D 1977 %P 1454-1459 %V 13 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1977_13_8_a11/ %G ru %F DE_1977_13_8_a11