TY - JOUR AU - Andrzej SzymaƄski TI - On spaces with binary normal subbase JO - Colloquium Mathematicum PY - 1982 SP - 19 EP - 21 VL - 46 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-46-1-19-21/ DO - 10.4064/cm-46-1-19-21 LA - en ID - 10_4064_cm_46_1_19_21 ER -