%0 Journal Article
%A Balcerzak, Marek
%A Wroński, Stanisław
%T On  ϭ-ideals without maximal extension
%J Acta Universitatis Lodziensis. Folia Mathematica
%D 1995
%V 07
%I mathdoc
%U http://geodesic.mathdoc.fr/item/AULFM_1995_07_a11/
%G en
%F AULFM_1995_07_a11