@article{AIHPC_1987__4_4_307_0, author = {Ekeland, Ivar and Lassoued, L.}, title = {Multiplicit\'e des trajectoires ferm\'ees de syst\`emes hamiltoniens connexes}, journal = {Annales de l'I.H.P. Analyse non lin\'eaire}, volume = {4}, year = {1987}, pages = {307-335}, mrnumber = {917740}, zbl = {0633.58034}, language = {fr}, url = {http://dml.mathdoc.fr/item/AIHPC_1987__4_4_307_0} }
Ekeland, I.; Lassoued, L. Multiplicité des trajectoires fermées de systèmes hamiltoniens connexes. Annales de l'I.H.P. Analyse non linéaire, Tome 4 (1987) pp. 307-335. http://gdmltest.u-ga.fr/item/AIHPC_1987__4_4_307_0/
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