%0 Journal Article %A Chehata, C. G. %T On a Theorem on Ordered Groups %J Glasgow mathematical journal %D 1958 %P 16-21 %V 4 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S2040618500033785/ %R 10.1017/S2040618500033785 %F 10_1017_S2040618500033785