1. Nonlinear Oscillations, Dynamical Systems, and Bifurcations of Vector Fields;Guckenheimer,1983
2. Nonlinear Dynamics and Chaos;Thompson,1986
3. Global and Bifurcations and Chaos;Wiggins,1988
4. Nonlinear Physics;Sagdeev,1988
5. Dynamical and Bifurcations;Hale,1991