%0 Journal Article %A M. M. Glukhov %T $\alpha$-closed classes and $\alpha$-complete systems of functions of $k$-valued logic %J Diskretnaya Matematika %D 1989 %P 1-7 %V 1 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DM_1989_1_1_a1/ %G ru %F DM_1989_1_1_a1