TY  - RPRT
TI  - Response of pendulums to complex input ground motion
AU  - V. Graizer
AU  - E. Kalkan
PY  - 2008
DO  - 10.1016/j.soildyn.2007.09.003
UR  - https://pubs.usgs.gov/publication/70033242
ID  - 70033242
ER  -