Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{SF_1982__24_134550, author = {T. Tamura}, title = {Nil-orders of commutative nil-bounded semigroups.}, journal = {Semigroup forum}, pages = {255--262}, publisher = {mathdoc}, volume = {24}, year = {1982}, zbl = {0481.20037}, url = {http://geodesic.mathdoc.fr/item/SF_1982__24_134550/} }
T. Tamura. Nil-orders of commutative nil-bounded semigroups.. Semigroup forum, Tome 24 (1982), pp. 255-262. http://geodesic.mathdoc.fr/item/SF_1982__24_134550/