@article{AIHPC_1991__8_5_477_0,
     author = {Felmer, P. L.},
     title = {Heteroclinic orbits for spatially periodic hamiltonian systems},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {477--497},
     publisher = {Gauthier-Villars},
     volume = {8},
     number = {5},
     year = {1991},
     mrnumber = {1136353},
     zbl = {0749.58021},
     language = {en},
     url = {http://www.numdam.org/item/AIHPC_1991__8_5_477_0/}
}