%0 Journal Article %A Watters, J. F. %T Lower Radicals in Associative Rings %J Canadian journal of mathematics %D 1969 %P 466-476 %V 21 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1969-051-3/ %R 10.4153/CJM-1969-051-3 %F 10_4153_CJM_1969_051_3