%0 Journal Article %A Mateescu, A. %A Salomaa, A. %T Finite degrees of ambiguity in pattern languages %J RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications %D 1994 %P 233-253 %V 28 %N 3-4 %I EDP-Sciences %U http://archive.numdam.org/item/ITA_1994__28_3-4_233_0/ %G en %F ITA_1994__28_3-4_233_0