@article{GDZPPN001261592, title = {On the structure of certain po-semigroups.}, journal = {Semigroup forum}, volume = {44}, year = {1992}, pages = {213-220}, zbl = {0759.22006}, url = {http://dml.mathdoc.fr/item/GDZPPN001261592} }
Hippisley-Cox, S.D. On the structure of certain po-semigroups.. Semigroup forum, Tome 44 (1992) pp. 213-220. http://gdmltest.u-ga.fr/item/GDZPPN001261592/