%0 Journal Article %A Beattie, M. A. %A S.X., Liu %A Stewart, P. N. %T Comparing Graded Versions of the Prime Radical %J Canadian mathematical bulletin %D 1991 %P 158-164 %V 34 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1991-026-2/ %R 10.4153/CMB-1991-026-2 %F 10_4153_CMB_1991_026_2