@article{GDZPPN001257463, title = {The inverse semigroup of a sumordered semiring.}, journal = {Semigroup forum}, volume = {31}, year = {1985}, pages = {129-152}, zbl = {0549.06014}, url = {http://dml.mathdoc.fr/item/GDZPPN001257463} }
Manes, E.G.; Benson, D.B. The inverse semigroup of a sumordered semiring.. Semigroup forum, Tome 31 (1985) pp. 129-152. http://gdmltest.u-ga.fr/item/GDZPPN001257463/