%0 Journal Article %A O. A. Ivanova %T Linearly ordered rings which are not $o$-epimorphic images of ordered free rings %J Matematičeskie zametki %D 1971 %P 693-697 %V 9 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZM_1971_9_6_a9/ %G ru %F MZM_1971_9_6_a9