TY  - JOUR
AU  - Girardi, Mario
TI  - Multiple orbits for hamiltonian systems on starshaped surfaces with symmetries
JO  - Annales de l'I.H.P. Analyse non linéaire
PY  - 1984
SP  - 285
EP  - 294
VL  - 1
IS  - 4
PB  - Gauthier-Villars
UR  - http://archive.numdam.org/item/AIHPC_1984__1_4_285_0/
LA  - en
ID  - AIHPC_1984__1_4_285_0
ER  -