1. Guckenheimer, J., Holmes, P.: Nonlinear Oscillations, Dynamical Systems and Bifurcations of Vector Fields, 5th edn. Springer, New York (1997)
2. Perko, L.: Differential Equation and Dynamical Systems, 3rd edn. Springer, New York (2001)
3. Wiggins, S.: Introduction to Applied Nonlinear Dynamical Systems and Chaos, 2nd edn. Springer, New York (2003)
4. Luo, D., Wang, X., Zhu, D., Han, M.: Bifurcation Theory and Methods of Dynamical Systems. World Scientific, Singapore (1997)
5. Nayfeh, A.H., Balachandran, B.: Applied Nonlinear Dynamics, Analytical, Computational, and Experimental Methods. Wiley, Weinheim (2004)