%0 Journal Article %A B. A. Kushner %T On a type of computable real functions %J Doklady Akademii Nauk %D 1974 %P 259-262 %V 215 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1974_215_2_a3/ %G ru %F DAN_1974_215_2_a3