%0 Journal Article %A Yu. L. Ershov %T Algebraic properties of regularly closed fields %J Informatics and Automation %D 1981 %P 80-86 %V 158 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1981_158_a5/ %G ru %F TRSPY_1981_158_a5