%0 Journal Article %A D. K. Gvazava %T Certain estimates of the solutions of nonlinear equations of mixed type %J Differencialʹnye uravneniâ %D 1970 %P 50-55 %V 6 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1970_6_1_a5/ %G ru %F DE_1970_6_1_a5