%0 Journal Article
%A Grebík, Jan
%T Ultrafilter extensions of asymptotic density
%J Commentationes Mathematicae Universitatis Carolinae
%D 2019
%P 25-37
%V 60
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.14712/1213-7243.2015.279/
%R 10.14712/1213-7243.2015.279
%G en
%F 10_14712_1213_7243_2015_279