TY - JOUR AU - S. Yu. Maslov TI - The inverse method for establishing deducibility for logical calculi JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1968 SP - 26 EP - 87 VL - 98 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_1968_98_a2/ LA - ru ID - TM_1968_98_a2 ER -