%0 Journal Article %A V. R. Portnov %T Existence and uniqueness of the generalized solution of a certain nonlinear problem in an infinite domain %J Differencialʹnye uravneniâ %D 1972 %P 1447-1451 %V 8 %N 8 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1972_8_8_a14/ %G ru %F DE_1972_8_8_a14