%0 Journal Article
%A Taras Banakh
%A Artur Bartoszewicz
%A Szymon Głąb
%A Emilia Szymonik
%T Algebraic and topological properties of some sets in $\ell_1$
%J Colloquium Mathematicum
%D 2012
%P 75-85
%V 129
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.4064/cm129-1-5/
%R 10.4064/cm129-1-5
%G en
%F 10_4064_cm129_1_5