TY  - BOOK
AU  - Nayfeh Ali Hasan
TI  - Nonlinear Oscillations
SN  - 0471121428
SN  - 978-04711
U1  - 531NAY 
PY  - 2004///
PB  - John Wiley and Sons
KW  - System analysis
KW  - Nonlinear theories
KW  - Nonlinear oscillations
ER  -