TY - JOUR AU - Yu. M. Krikunov TI - On the Tricomi problem with derivatives in the boundary conditions JO - Učënye zapiski Kazanskogo universiteta. Seriâ Fiziko-matematičeskie nauki PY - 1962 SP - 30 EP - 53 VL - 122 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/UZKU_1962_122_3_a2/ LA - ru ID - UZKU_1962_122_3_a2 ER -