TY - JOUR AU - Cossey, John TI - The Wielandt subgroup of a polycyclic group JO - Glasgow mathematical journal PY - 1991 SP - 231 EP - 234 VL - 33 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500008260/ DO - 10.1017/S0017089500008260 ID - 10_1017_S0017089500008260 ER -