%0 Journal Article
%A B. Shapirovskii
%T On the density of topological spaces
%J Doklady Akademii Nauk
%D 1972
%P 559-562
%V 206
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1972_206_3_a11/
%G ru
%F DAN_1972_206_3_a11