%0 Journal Article %A Feller, E. H. %A Gantos, R. L. %T Completely injective semigroups with central idempotents %J Glasgow mathematical journal %D 1969 %P 16-20 %V 10 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500000471/ %R 10.1017/S0017089500000471 %F 10_1017_S0017089500000471