@article{AIHPC_2007__24_3_471_0,
     author = {Fura, Justyna and Rybicki, S{\l}awomir},
     title = {Periodic solutions of second order hamiltonian systems bifurcating from infinity},
     journal = {Annales de l'I.H.P. Analyse non lin\'eaire},
     pages = {471--490},
     publisher = {Elsevier},
     volume = {24},
     number = {3},
     year = {2007},
     doi = {10.1016/j.anihpc.2006.03.003},
     zbl = {1129.37034},
     language = {en},
     url = {http://www.numdam.org/articles/10.1016/j.anihpc.2006.03.003/}
}