%0 Journal Article
%A Horňák, Mirko
%A Jendrol, Stanislav
%T Unavoidable set of face types for planar maps
%J Discussiones Mathematicae. Graph Theory
%D 1996
%P 123-141
%V 16
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DMGT_1996_16_2_a3/
%G en
%F DMGT_1996_16_2_a3