@article{GDZPPN001252585,
title = {Universal mapping properties of semigroup compactifications.},
journal = {Semigroup forum},
volume = {14},
year = {1977},
pages = {375-386},
zbl = {0391.22005},
url = {http://dml.mathdoc.fr/item/GDZPPN001252585}
}
Bergland, J. F.; Junghenn, H.D.; Milnes, P. Universal mapping properties of semigroup compactifications.. Semigroup forum, Tome 14 (1977) pp. 375-386. http://gdmltest.u-ga.fr/item/GDZPPN001252585/