TY - JOUR AU - W. Banaszczyk TI - Countable products of LCA groups: their closed subgroups, quotients and duality properties JO - Colloquium Mathematicum PY - 1990 SP - 53 EP - 57 VL - 59 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-59-1-53-57/ DO - 10.4064/cm-59-1-53-57 LA - en ID - 10_4064_cm_59_1_53_57 ER -