TY  - BOOK
AU  - Kovacic, Ivana 
AU  - Brennan, Michael J. 
TI  - The Duffing Equation: : Nonlinear Oscillators and their Behaviour
SN  - 9780470715499 (Print)
U1  - 5150.35 22 
PY  - 2011///
CY  - West Sussex, United Kingdom
PB  - John Wiley & Sons
KW  - Duffing equations
KW  - Nonlinear oscillators
KW  - Mathematical models
N1  - Includes bibliographical references and index
UR  - https://onlinelibrary.wiley.com/doi/pdfdirect/10.1002/9780470977859?download=true
ER  -