%0 Journal Article %A A. A. Gimaltdinova %T Tricomi problem for a mixed type equation with two lines of type changing in a special area %J Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences %D 2013 %P 46-52 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSGTU_2013_1_a5/ %G ru %F VSGTU_2013_1_a5