%0 Journal Article
%A Jan Mycielski
%T What Is A Mathematical Theory?
%J Revista colombiana de matematicas
%D 1985
%P 173-176
%V 19
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RCM_1985__19_181754/
%F RCM_1985__19_181754