TY - JOUR AU - PuczyƂowski, E. R. TI - On Sands' questions concerning strong and hereditary radicals JO - Glasgow mathematical journal PY - 1986 SP - 1 EP - 3 VL - 28 IS - 1 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500006248/ DO - 10.1017/S0017089500006248 ID - 10_1017_S0017089500006248 ER -