@article{GDZPPN001251643, title = {Compactifications for some semigroups using the Whyburn construction.}, journal = {Semigroup forum}, volume = {12}, year = {1976}, pages = {135-142}, zbl = {0357.22001}, url = {http://dml.mathdoc.fr/item/GDZPPN001251643} }
Schneider, V.P. Compactifications for some semigroups using the Whyburn construction.. Semigroup forum, Tome 12 (1976) pp. 135-142. http://gdmltest.u-ga.fr/item/GDZPPN001251643/