%0 Journal Article
%A V. P. Fonf
%T Topological properties of subsets, and linear-topological
%J Doklady Akademii Nauk
%D 1990
%P 309-311
%V 314
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1990_314_2_a11/
%G ru
%F DAN_1990_314_2_a11