TY - JOUR AU - V. I. Stepanov TI - Second-order arithmetic and the consistency of first-order theories JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 1982 SP - 139 EP - 140 VL - 37 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/RM_1982_37_4_a23/ LA - en ID - RM_1982_37_4_a23 ER -