@article{1077465183, author = {Zemmer, Joseph L.}, title = {Ordered algebras which contain divisors of zero}, journal = {Duke Math. J.}, volume = {20}, number = {1}, year = {1953}, pages = { 177-183}, language = {en}, url = {http://dml.mathdoc.fr/item/1077465183} }
Zemmer, Joseph L. Ordered algebras which contain divisors of zero. Duke Math. J., Tome 20 (1953) no. 1, pp. 177-183. http://gdmltest.u-ga.fr/item/1077465183/