%0 Journal Article %A Jakubík, Ján %T Cyclically ordered groups with unique addition %J Czechoslovak Mathematical Journal %D 1990 %P 534-538 %V 40 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1990.102406/ %R 10.21136/CMJ.1990.102406 %G en %F 10_21136_CMJ_1990_102406