%0 Journal Article %A M. Meredov %A B. Mukhyev %T A boundary value problem for a nonlinear multidimensional equation of mixed-composite type %J Differencialʹnye uravneniâ %D 1984 %P 712-714 %V 20 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1984_20_4_a19/ %G ru %F DE_1984_20_4_a19