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@article{SF_1972__4_133888, author = {J.E. Ault}, title = {Translational hull of an inverse semigroup.}, journal = {Semigroup forum}, pages = {165--168}, publisher = {mathdoc}, volume = {4}, year = {1972}, zbl = {0257.20052}, url = {http://geodesic.mathdoc.fr/item/SF_1972__4_133888/} }
J.E. Ault. Translational hull of an inverse semigroup.. Semigroup forum, Tome 4 (1972), pp. 165-168. http://geodesic.mathdoc.fr/item/SF_1972__4_133888/