%0 Journal Article
%A A. D. Manov
%T On an extremal problem for positive definite functions
%J Čebyševskij sbornik
%D 2021
%P 161-171
%V 22
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/CHEB_2021_22_5_a9/
%G ru
%F CHEB_2021_22_5_a9