%0 Journal Article
%A Jane Day
%T Monotone relations which preserve arcs and acyclicity
%J Fundamenta Mathematicae
%D 1966
%P 59-65
%V 58
%N 1
%I mathdoc
%U http://geodesic.mathdoc.fr/articles/10.4064/fm-58-1-59-65/
%R 10.4064/fm-58-1-59-65
%G en
%F 10_4064_fm_58_1_59_65