TY - JOUR AU - R. Mauldin TI - On rectangles and countably generated families JO - Fundamenta Mathematicae PY - 1977 SP - 129 EP - 139 VL - 95 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-95-2-129-139/ DO - 10.4064/fm-95-2-129-139 LA - en ID - 10_4064_fm_95_2_129_139 ER -