TY - JOUR AU - Klonowski, Mateusz TI - A Post-style proof of completeness theorem for symmetric relatedness Logic S JO - Bulletin of the Section of Logic PY - 2018 VL - 47 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/BSL_2018_47_3_a1/ LA - en ID - BSL_2018_47_3_a1 ER -