%0 Journal Article
%A E. O. Karmanova
%T Graph congruences: some combinatorial properties
%J Prikladnaya Diskretnaya Matematika. Supplement
%D 2012
%P 93-94
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/PDMA_2012_5_a47/
%G ru
%F PDMA_2012_5_a47