%0 Journal Article
%A A. F. Timan
%A V. N. Trofimov
%T Difference inequalities for functions harmonic in a disc
%J Doklady Akademii Nauk
%D 1967
%P 777-780
%V 173
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1967_173_4_a12/
%G ru
%F DAN_1967_173_4_a12