TY - JOUR AU - M. G. Krasil'nikov TI - Reduction to an ordinary Tricomi problem of one of its generalizations relating to a system of equations JO - Differencialʹnye uravneniâ PY - 1994 SP - 336 EP - 338 VL - 30 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_1994_30_2_a18/ LA - ru ID - DE_1994_30_2_a18 ER -