%0 Journal Article
%A Lukeš, Jaroslav
%A Zajíček, Luděk
%T The insertion of $G_\delta$ sets and fine topologies
%J Commentationes Mathematicae Universitatis Carolinae
%D 1977
%P 101-104
%V 18
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/CMUC_1977__18_1_a10/
%G en
%F CMUC_1977__18_1_a10