TY  - BOOK
AU  - Jordan, D. W.
AU  - Smith, P.
TI  - Nonlinear ordinary Differential equations :  an introduction for scientists and engineers 
SN  - 978-0-19-957954-9
PY  - 2009///
CY  -  Oxford
PB  - Oxford University Press
KW  - Differential EquationsDifferential Equations-nonlinearLiapunov MethodsNonlinear EquationsNonlinear Ordinary Differential EquationsOscillationsPerturbation MethodsStability
ER  -