%0 Journal Article %A Păun, Gheorghe %T On simple matrix languages versus scattered context languages %J RAIRO. Informatique théorique %D 1982 %P 245-253 %V 16 %N 3 %I EDP-Sciences %U http://www.numdam.org/item/ITA_1982__16_3_245_0/ %G en %F ITA_1982__16_3_245_0