%0 Journal Article %A A. O. Slisenko %T Complexity problems in computational theory %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1981 %P 23-125 %V 36 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1981_36_6_a2/ %G en %F RM_1981_36_6_a2