%0 Journal Article %A V. A. Eleev %T The general Tricomi problem for a mixed equation of hyperbolic-parabolic type with discontinuous coefficients %J Differencialʹnye uravneniâ %D 1981 %P 58-72 %V 17 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1981_17_1_a8/ %G ru %F DE_1981_17_1_a8