TY - JOUR AU - J. Wierzejewski TI - On stability and products JO - Fundamenta Mathematicae PY - 1976 SP - 81 EP - 95 VL - 93 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/fm-93-2-81-95/ DO - 10.4064/fm-93-2-81-95 LA - en ID - 10_4064_fm_93_2_81_95 ER -