%0 Journal Article %A M. I. Kanovitch %T The complexity of the solution of recursively enumerable sets %J Doklady Akademii Nauk %D 1970 %P 721-723 %V 192 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1970_192_4_a3/ %G ru %F DAN_1970_192_4_a3