%0 Journal Article %A Cassaigne, Julien %A Karhumäki, Juhani %A Maňuch, Ján %T On conjugacy of languages %J RAIRO. Theoretical Informatics and Applications %D 2001 %P 535-550 %V 35 %N 6 %I EDP-Sciences %U https://www.numdam.org/item/ITA_2001__35_6_535_0/ %G en %F ITA_2001__35_6_535_0