Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{SF_1971__2_133821, author = {T. Head}, title = {Commutative semigroups having greatest regular images.}, journal = {Semigroup forum}, pages = {130--137}, publisher = {mathdoc}, volume = {2}, year = {1971}, zbl = {0225.20040}, url = {https://geodesic-test.mathdoc.fr/item/SF_1971__2_133821/} }
T. Head. Commutative semigroups having greatest regular images.. Semigroup forum, Tome 2 (1971), pp. 130-137. https://geodesic-test.mathdoc.fr/item/SF_1971__2_133821/