TY  - JOUR
AU  - Marcos do Ó, João
AU  - Ubilla, Pedro
TI  - A multiplicity result for a class of superquadratic Hamiltonian systems
JO  - Electronic Journal of Differential Equations
PY  - 2003
VL  - 2003
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/EJDE_2003__2003__a50/
LA  - en
ID  - EJDE_2003__2003__a50
ER  -