%0 Journal Article %A Ya. G. Berkovich %T On the theorem of Carter %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1965 %V 20 %N 6 %U http://geodesic.mathdoc.fr/item/RM_1965_20_6_a5/ %G ru %F RM_1965_20_6_a5