%0 Journal Article
%A V. N. Salii
%T On the number of Sperner vertices in a~tree
%J Prikladnaâ diskretnaâ matematika
%D 2016
%P 115-118
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/PDM_2016_2_a7/
%G ru
%F PDM_2016_2_a7