%0 Journal Article %A V. P. Mikhailov %T The generalized Tricomi problem %J Informatics and Automation %D 1968 %P 142-161 %V 103 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1968_103_a8/ %G ru %F TRSPY_1968_103_a8