TY - JOUR AU - P. X. Gallagher TI - Group characters and commutators. JO - Mathematische Zeitschrift PY - 1962 SP - 122 EP - 126 VL - 79 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1962__79_170055/ ID - MZ_1962__79_170055 ER -