TY - JOUR AU - Martin Gavalec TI - Iterated products of ideals of Borel sets JO - Colloquium Mathematicum PY - 1985 SP - 39 EP - 52 VL - 50 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-50-1-39-52/ DO - 10.4064/cm-50-1-39-52 LA - en ID - 10_4064_cm_50_1_39_52 ER -