%0 Journal Article %A Schneider, Johannes C. %T Unambiguous erasing morphisms in free monoids %J RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications %D 2010 %P 193-208 %V 44 %N 2 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/ita/2009020/ %R 10.1051/ita/2009020 %G en %F ITA_2010__44_2_193_0