TY - JOUR AU - V. A. Yankov TI - The construction of a sequence of strongly independent superintuitionistic propositional calculi JO - Doklady Akademii Nauk PY - 1968 SP - 33 EP - 34 VL - 181 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DAN_1968_181_1_a7/ LA - ru ID - DAN_1968_181_1_a7 ER -