%0 Journal Article %A Beaudry, M. %T Finite idempotent groupoids and regular languages %J RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications %D 1998 %P 127-140 %V 32 %N 4-6 %I EDP-Sciences %U http://www.numdam.org/item/ITA_1998__32_4-6_127_0/ %G en %F ITA_1998__32_4-6_127_0