TY - JOUR AU - Liebeck, Hans TI - A test for commutators JO - Glasgow mathematical journal PY - 1976 SP - 31 EP - 36 VL - 17 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500002688/ DO - 10.1017/S0017089500002688 ID - 10_1017_S0017089500002688 ER -