TY - JOUR AU - A. A. Gimaltdinova TI - Tricomi problem for a mixed type equation with two lines of type changing in a special area JO - Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences PY - 2013 SP - 46 EP - 52 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/VSGTU_2013_1_a5/ LA - ru ID - VSGTU_2013_1_a5 ER -