TY  - BOOK
AU  - Nayfeh, Ali Hasan
AU  - Mook, Deant
TI  - Nonlinear Oscillations 
SN  - 0471121428
U1  - 519.537 
PY  - 1979///
CY  - New York : 
PB  - John Wiley, 
KW  - Nonlinear Theories
KW  - Oscillations
KW  - System Analysis
N1  - NY
UR  - https://eaklibrary.neduet.edu.pk:8443/catalog/bk/books/toc/0-471-12142-8.pdf
ER  -