%0 Journal Article %A Shur, Arseny M. %T Comparing complexity functions of a language and its extendable part %J RAIRO - Theoretical Informatics and Applications - Informatique Théorique et Applications %D 2008 %P 647-655 %V 42 %N 3 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/ita:2008021/ %R 10.1051/ita:2008021 %G en %F ITA_2008__42_3_647_0