%0 Journal Article
%A I. V. Kolbasina
%A K. V. Safonov
%T A solvability condition for arbitrary formal grammars
%J Prikladnaya Diskretnaya Matematika. Supplement
%D 2019
%P 196-198
%N 12
%I mathdoc
%U http://geodesic.mathdoc.fr/item/PDMA_2019_12_a54/
%G ru
%F PDMA_2019_12_a54