TY - JOUR AU - Woleński, Jan TI - Universality of Logic JO - Bulletin of the Section of Logic PY - 2017 VL - 46 IS - 1-2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/BSL_2017_46_1-2_a9/ LA - en ID - BSL_2017_46_1-2_a9 ER -