%0 Journal Article %A Yu. L. Ershov %T On elementary theories of regularly closed fields %J Doklady Akademii Nauk %D 1981 %P 271-274 %V 257 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1981_257_2_a2/ %G ru %F DAN_1981_257_2_a2