TY  - JOUR
AU  - Liu, Jian
AU  - Zhao, Zengqin
TI  - Variational approach  to second--order damped Hamiltonian systems  with impulsive effects 
JO  - Journal of nonlinear sciences and its applications
PY  - 2016
SP  - 3459
EP  - 3472
VL  - 9
IS  - 6
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.22436/jnsa.009.06.01/
DO  - 10.22436/jnsa.009.06.01
LA  - en
ID  - JNSA_2016_9_6_a0
ER  -