%0 Journal Article
%A V. M. Fomichev
%T The properties of external control sequences
%J Prikladnaâ diskretnaâ matematika
%D 2010
%P 15-19
%N 12
%I mathdoc
%U http://geodesic.mathdoc.fr/item/PDM_2010_12_a6/
%G ru
%F PDM_2010_12_a6