%0 Journal Article %A Litovsky, I. %T Minimal generators of submonoids of $A^\infty $ %J RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications %D 1991 %P 3-17 %V 25 %N 1 %I EDP-Sciences %U http://www.numdam.org/item/ITA_1991__25_1_3_0/ %G en %F ITA_1991__25_1_3_0