%0 Journal Article
%A S. Ya. Havinson
%T On a class of extremal problems for polynomials
%J Doklady Akademii Nauk
%D 1960
%P 997-1000
%V 130
%N 5
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1960_130_5_a11/
%G ru
%F DAN_1960_130_5_a11