%0 Journal Article %A Yu. Sh. Gurevich %A A. I. Kokorin %T Universal equivalence of ordered Abelian groups %J Algebra i logika %D 1963 %P 37-39 %V 2 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1963_2_1_a4/ %G ru %F AL_1963_2_1_a4