TY  - RPRT
TI  - Multiple-mode nonlinear free and forced vibrations of beams using finite element method
AU  - Mei, Chuh
AU  - Decha-Umphai, Kamolphan
PY  - 1987
UR  - https://ntrs.nasa.gov/citations/19870046422
ID  - 19870046422
ER  -