Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{SF_1978__16_134298, author = {C.M. Reis}, title = {A note on homomorphisms of a free monoid.}, journal = {Semigroup forum}, pages = {389--391}, publisher = {mathdoc}, volume = {16}, year = {1978}, zbl = {0394.68057}, url = {http://geodesic.mathdoc.fr/item/SF_1978__16_134298/} }
C.M. Reis. A note on homomorphisms of a free monoid.. Semigroup forum, Tome 16 (1978), pp. 389-391. http://geodesic.mathdoc.fr/item/SF_1978__16_134298/