%0 Journal Article %A Birkenmeier, Gary %A Heatherly, Henry %T Medial rings and an associated radical %J Czechoslovak Mathematical Journal %D 1990 %P 258-283 %V 40 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1990.102379/ %R 10.21136/CMJ.1990.102379 %G en %F 10_21136_CMJ_1990_102379