Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{SF_1986__34_134830, author = {J. Leech}, title = {The ...-category of a monoid.}, journal = {Semigroup forum}, pages = {89--116}, publisher = {mathdoc}, volume = {34}, year = {1986}, zbl = {0612.20035}, url = {http://geodesic.mathdoc.fr/item/SF_1986__34_134830/} }
J. Leech. The ...-category of a monoid.. Semigroup forum, Tome 34 (1986), pp. 89-116. http://geodesic.mathdoc.fr/item/SF_1986__34_134830/