%0 Journal Article %A Fountain, John %A Gomes, Gracinda M. S. %T Proper left type-A monoids revisited %J Glasgow mathematical journal %D 1993 %P 293-306 %V 35 %N 3 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500009873/ %R 10.1017/S0017089500009873 %F 10_1017_S0017089500009873