%0 Journal Article %A A. V. Mikhailovich %T Closed classes of three-valued logic functions generated by symmetric functions with a~bounded number of layers %J Prikladnaâ diskretnaâ matematika %D 2015 %P 17-26 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/PDM_2015_1_a1/ %G ru %F PDM_2015_1_a1