%0 Journal Article %A V. D. Solov'ev %T The structure of closed classes of computable functions and predicates %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1982 %P 51-56 %N 12 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1982_12_a8/ %G ru %F IVM_1982_12_a8