%0 Journal Article
%A Leszek Pacholski
%A Jan Waszkiewicz
%T On compact classes of models
%J Fundamenta Mathematicae
%D 1972
%P 139-147
%V 76
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.4064/fm-76-2-139-147/
%R 10.4064/fm-76-2-139-147
%G en
%F 10_4064_fm_76_2_139_147