%0 Journal Article %A Inhyeop Yi %T Ordered group invariants for one-dimensional spaces %J Fundamenta Mathematicae %D 2001 %P 267-286 %V 170 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/fm170-3-5/ %R 10.4064/fm170-3-5 %G en %F 10_4064_fm170_3_5