@article{GDZPPN00125894X, title = {Completions and injective hulls of E-reflexive inverse semigroups.}, journal = {Semigroup forum}, volume = {36}, year = {1987}, pages = {55-68}, zbl = {0626.20054}, url = {http://dml.mathdoc.fr/item/GDZPPN00125894X} }
Shoji, K. Completions and injective hulls of E-reflexive inverse semigroups.. Semigroup forum, Tome 36 (1987) pp. 55-68. http://gdmltest.u-ga.fr/item/GDZPPN00125894X/