TY  - JOUR
AU  - Ambrosetti, Antonio
AU  - Coti Zelati, Vittorio
TI  - Solutions with minimal period for hamiltonian systems in a potential well
JO  - Annales de l'I.H.P. Analyse non linéaire
PY  - 1987
SP  - 275
EP  - 296
VL  - 4
IS  - 3
PB  - Gauthier-Villars
UR  - http://archive.numdam.org/item/AIHPC_1987__4_3_275_0/
LA  - en
ID  - AIHPC_1987__4_3_275_0
ER  -