%0 Journal Article %A V. V. Kovrizhkin %T The uniqueness of the strong solution of the generalized Tricomi problem %J Differencialʹnye uravneniâ %D 1971 %P 182-186 %V 7 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1971_7_1_a20/ %G ru %F DE_1971_7_1_a20