TY - JOUR AU - Andrzej Pelc TI - Combinatorics on σ-algebras and problem of Banach JO - Fundamenta Mathematicae PY - 1984 SP - 1 EP - 9 VL - 123 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-123-1-1-9/ DO - 10.4064/fm-123-1-1-9 LA - de ID - 10_4064_fm_123_1_1_9 ER -