%0 Journal Article
%A Mitrana, Victor
%T On languages satisfying “interchange lemma”
%J RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications
%D 1993
%P 71-79
%V 27
%N 1
%I EDP-Sciences
%U http://www.numdam.org/item/ITA_1993__27_1_71_0/
%G en
%F ITA_1993__27_1_71_0