%0 Journal Article %A I. E. Solodovnikov %T A problem of Tricomi type for the equation $\operatorname{sgn}y|y|^mu_{xx}+u_{yy}=0$ %J Trudy seminara po kraevym zadačam %D 1974 %P 165-170 %V 11 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/KUKZ_1974_11_11_a22/ %G ru %F KUKZ_1974_11_11_a22