%0 Journal Article %A Howie, J. M. %T An embedding theorem with amalgamation for cancellative semigroups† %J Glasgow mathematical journal %D 1963 %P 19-26 %V 6 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S204061850003464X/ %R 10.1017/S204061850003464X %F 10_1017_S204061850003464X