TY - JOUR AU - V. A. Il'in TI - The solvability of mixed problems for hyperbolic and parabolic equations JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1960 SP - 85 EP - 142 VL - 15 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1960_15_2_a2/ LA - en ID - RM_1960_15_2_a2 ER -