@article{01184295, title = {Arnold diffusion: a variational construction.}, journal = {Documenta Mathematica}, year = {1998}, pages = {867-877}, zbl = {0910.58015}, language = {en}, url = {http://dml.mathdoc.fr/item/01184295} }
Xia, Zhihong. Arnold diffusion: a variational construction.. Documenta Mathematica, (1998), pp. 867-877. http://gdmltest.u-ga.fr/item/01184295/