%0 Journal Article %A I. S. Grunskii %A O. M. Kopytova %T Indistinguishability of finite automata in a~stationary observation environment %J Diskretnaya Matematika %D 1993 %P 43-53 %V 5 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DM_1993_5_4_a3/ %G ru %F DM_1993_5_4_a3