@article{ITA_1983__17_1_23_0, author = {Sakarovitch, Jacques}, title = {Deux remarques sur un th\'eor\`eme de {S.} {Eilenberg}}, journal = {RAIRO. Informatique th\'eorique}, pages = {23--48}, publisher = {EDP-Sciences}, volume = {17}, number = {1}, year = {1983}, mrnumber = {701986}, zbl = {0512.68063}, language = {fr}, url = {http://www.numdam.org/item/ITA_1983__17_1_23_0/} }