@article{GDZPPN001257498, title = {On the additive semigroup of ordered semirings.}, journal = {Semigroup forum}, volume = {31}, year = {1985}, pages = {193-200}, zbl = {0549.06013}, url = {http://dml.mathdoc.fr/item/GDZPPN001257498} }
Satyanarayana, M. On the additive semigroup of ordered semirings.. Semigroup forum, Tome 31 (1985) pp. 193-200. http://gdmltest.u-ga.fr/item/GDZPPN001257498/