TY - JOUR AU - V. A. Lifshits TI - Constructive mathematical theories consistent with classical logic JO - Informatics and Automation PY - 1967 SP - 113 EP - 122 VL - 93 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TRSPY_1967_93_a6/ LA - ru ID - TRSPY_1967_93_a6 ER -