TY - JOUR AU - K. B. Sabitov TI - On the existence of a solution to the Tricomi problem JO - Differencialʹnye uravneniâ PY - 1992 SP - 2092 EP - 2101 VL - 28 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1992_28_12_a10/ LA - ru ID - DE_1992_28_12_a10 ER -