%0 Journal Article %A Yu. L. Ershov %T Regularly closed fields %J Doklady Akademii Nauk %D 1980 %P 783-785 %V 251 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1980_251_4_a2/ %G ru %F DAN_1980_251_4_a2