Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{SF_1984__28_134653, author = {S. Premchand}, title = {ndependence of axioms for biordered sets.}, journal = {Semigroup forum}, pages = {249--264}, publisher = {mathdoc}, volume = {28}, year = {1984}, zbl = {0533.20028}, url = {http://geodesic.mathdoc.fr/item/SF_1984__28_134653/} }
S. Premchand. ndependence of axioms for biordered sets.. Semigroup forum, Tome 28 (1984), pp. 249-264. http://geodesic.mathdoc.fr/item/SF_1984__28_134653/