%0 Journal Article
%A V. V. Andrievskii
%T The geometric structure of regions, and direct theorems of the constructive theory of functions
%J Sbornik. Mathematics
%D 1986
%P 39-56
%V 54
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/SM_1986_54_1_a1/
%G en
%F SM_1986_54_1_a1