%0 Journal Article %A Benci, V. %A Giannoni, F. %T Periodic bounce trajectories with a low number of bounce points %J Annales de l'I.H.P. Analyse non linéaire %D 1989 %P 73-93 %V 6 %N 1 %I Gauthier-Villars %U http://www.numdam.org/item/AIHPC_1989__6_1_73_0/ %G en %F AIHPC_1989__6_1_73_0