TY - JOUR AU - Walendziak, Andrzej TI - Pseudo-BCH Semilattices JO - Bulletin of the Section of Logic PY - 2018 VL - 47 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/BSL_2018_47_2_a3/ LA - en ID - BSL_2018_47_2_a3 ER -