%0 Journal Article
%A Sommerhalder, R.
%T Classes of languages proof against regular pumping
%J RAIRO. Informatique théorique
%D 1980
%P 169-180
%V 14
%N 2
%I EDP-Sciences
%U http://www.numdam.org/item/ITA_1980__14_2_169_0/
%G en
%F ITA_1980__14_2_169_0