@article{AIHPC_1992__9_3_337_0, author = {Ambrosetti, Antonio and Coti Zelati, Vittorio}, title = {Addendum to closed orbits of fixed energy for a class of N-body problems}, journal = {Annales de l'I.H.P. Analyse non lin\'eaire}, volume = {9}, year = {1992}, pages = {337-338}, mrnumber = {1168307}, zbl = {0771.70010}, language = {en}, url = {http://dml.mathdoc.fr/item/AIHPC_1992__9_3_337_0} }
Ambrosetti, A.; Coti Zelati, V. Addendum to closed orbits of fixed energy for a class of N-body problems. Annales de l'I.H.P. Analyse non linéaire, Tome 9 (1992) pp. 337-338. http://gdmltest.u-ga.fr/item/AIHPC_1992__9_3_337_0/