%0 Journal Article
%A N. N. Bogolyubov
%T A variation principle in the problem of many bodies
%J Doklady Akademii Nauk
%D 1958
%P 244-246
%V 119
%N 2
%I mathdoc
%U http://geodesic.mathdoc.fr/item/DAN_1958_119_2_a12/
%G ru
%F DAN_1958_119_2_a12