@article{10_1090_S0894_0347_08_00591_2,
     author = {Bernard, Patrick},
     title = {The dynamics of pseudographs in convex {Hamiltonian} systems},
     journal = {Journal of the American Mathematical Society},
     pages = {615--669},
     publisher = {mathdoc},
     volume = {21},
     number = {3},
     year = {2008},
     doi = {10.1090/S0894-0347-08-00591-2},
     url = {http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-08-00591-2/}
}