@article{GDZPPN001247689, title = {A construction principle and compact Clifford semigroups.}, journal = {Semigroup forum}, volume = {2}, year = {1971}, pages = {343-353}, zbl = {0227.22006}, url = {http://dml.mathdoc.fr/item/GDZPPN001247689} }
Bowman, T.T. A construction principle and compact Clifford semigroups.. Semigroup forum, Tome 2 (1971) pp. 343-353. http://gdmltest.u-ga.fr/item/GDZPPN001247689/