%0 Journal Article
%A Ambrosetti, Antonio
%A Tanaka, Kazunaga
%A Vitillaro, Enzo
%T Periodic solutions with prescribed energy for some keplerian $N$-body problems
%J Annales de l'I.H.P. Analyse non linéaire
%D 1994
%P 613-632
%V 11
%N 6
%I Gauthier-Villars
%U http://archive.numdam.org/item/AIHPC_1994__11_6_613_0/
%G en
%F AIHPC_1994__11_6_613_0