%0 Journal Article
%A M. B. Abrosimov
%A O. V. Modenova
%T On digraphs with a~small number of arcs in a~minimal $1$-vertex extension
%J Prikladnaya Diskretnaya Matematika. Supplement
%D 2012
%P 86-88
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/PDMA_2012_5_a43/
%G ru
%F PDMA_2012_5_a43