@article{01350463,
title = {Infinitely many homoclinic orbits for Hamiltonian systems with group symmetries.},
journal = {Electronic Journal of Differential Equations (EJDE) [electronic only]},
volume = {1999},
year = {1999},
zbl = {0973.37039},
language = {en},
url = {http://dml.mathdoc.fr/item/01350463}
}
Lee, Cheng. Infinitely many homoclinic orbits for Hamiltonian systems with group symmetries.. Electronic Journal of Differential Equations (EJDE) [electronic only], Tome 1999 (1999) . http://gdmltest.u-ga.fr/item/01350463/