%0 Journal Article %A A. G. Kachurovskii %T Fluctuation of means in the Birkhoff-Khinchin ergodic theorem %J Matematičeskie trudy %D 1992 %P 52-86 %V 21 %I mathdoc %U http://geodesic.mathdoc.fr/item/MT_1992_21_a5/ %G ru %F MT_1992_21_a5