%0 Journal Article %A M. Kh. Faizrakhmanov %T Turing jumps in the Ershov hierarchy %J Algebra i logika %D 2011 %P 399-414 %V 50 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_2011_50_3_a6/ %G ru %F AL_2011_50_3_a6