%0 Journal Article
%A E. G. Belaga
%T The reducibility of a system of ordinary differential equations in the neighborhood of a conditionally periodic motion
%J Doklady Akademii Nauk
%D 1962
%P 255-258
%V 143
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1962_143_2_a0/
%G ru
%F DAN_1962_143_2_a0