%0 Journal Article %A Rachůnek, Jiří %T A characterization of ordered groups by means of segments %J Acta Universitatis Palackianae Olomucensis. Facultas Rerum Naturalium. Mathematica %D 1982 %P 33-35 %V 21 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AUPO_1982__21_1_a2/ %G en %F AUPO_1982__21_1_a2