@article{EJDE_1994__1994_1_a0,
     author = {Korman, Philip and Lazer, Alan C.},
     title = {Homoclinic orbits for a class of symmetric {Hamiltonian} systems},
     journal = {Electronic Journal of Differential Equations},
     publisher = {mathdoc},
     volume = {1994},
     number = {1},
     year = {1994},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/EJDE_1994__1994_1_a0/}
}