%0 Journal Article %A Peinado, R. E. %A Leavitt, W. G. %T The maxit and minit of a ring %J Glasgow mathematical journal %D 1966 %P 128-135 %V 7 %N 3 %U http://geodesic.mathdoc.fr/articles/10.1017/S2040618500035310/ %R 10.1017/S2040618500035310 %F 10_1017_S2040618500035310