%0 Journal Article
%A Czyzowicz, Jurek
%A Pelc, Andrzej
%A Rival, Ivan
%T Planar ordered sets of width two
%J Mathematica slovaca
%D 1990
%P 375-388
%V 40
%N 4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MASLO_1990__40_4_a4/
%G en
%F MASLO_1990__40_4_a4