TY - JOUR AU - D. K. Gvazava TI - Global solution of the Tricomi problem for a class of nonlinear differential equations of mixed type JO - Differencialʹnye uravneniâ PY - 1967 SP - 3 EP - 10 VL - 3 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1967_3_1_a0/ LA - ru ID - DE_1967_3_1_a0 ER -