%0 Journal Article
%A Mlček, Josef
%T Combinatoric properties of classes in AST
%J Commentationes Mathematicae Universitatis Carolinae
%D 1989
%P 141-154
%V 30
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/item/CMUC_1989__30_1_a17/
%G en
%F CMUC_1989__30_1_a17