@article{GDZPPN001249940, title = {Factorizable inverse semigroups.}, journal = {Semigroup forum}, volume = {7}, year = {1974}, pages = {283-297}, zbl = {0298.20055}, url = {http://dml.mathdoc.fr/item/GDZPPN001249940} }
Chen, S.Y.; Hsieh, S.C. Factorizable inverse semigroups.. Semigroup forum, Tome 7 (1974) pp. 283-297. http://gdmltest.u-ga.fr/item/GDZPPN001249940/