%0 Journal Article %A Yu. L. Ershov %T Restricted theories of totally ordered sets %J Algebra i logika %D 1968 %P 38-47 %V 7 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1968_7_3_a3/ %G ru %F AL_1968_7_3_a3