%0 Journal Article %A Pik, Jiří %T A note on connections between 0L-languages and context-free languages %J Kybernetika %D 1979 %P -140 %V 15 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/KYB_1979__15_2_a4/ %G en %F KYB_1979__15_2_a4