%0 Journal Article %A V. P. Zarovnyi %T Automaton representations and functional semimatrices in a symmetrical alphabet semigroup %J Doklady Akademii Nauk %D 1968 %P 779-782 %V 182 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1968_182_4_a10/ %G ru %F DAN_1968_182_4_a10