%0 Journal Article %A E. A. Polyakov %T Some questions of recursive function theory %J Algebra i logika %D 1968 %P 77-84 %V 7 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1968_7_2_a6/ %G ru %F AL_1968_7_2_a6