%0 Journal Article %A Whelan, E. A. %T An Infinite Construction in Ring Theory %J Glasgow mathematical journal %D 1991 %P 121-123 %V 33 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500008119/ %R 10.1017/S0017089500008119 %F 10_1017_S0017089500008119