1. Wen, B.C., Li, Y.N., Zhang, Y.M., Song, Z.W.: Vibration Utilization. Engineering Science Publisher, Beijing (2005)
2. Deshpande, S., Mehta, S., Jazar, G.N.: Optimization of secondary suspension of piecewise linear vibration isolation systems. Int. J. Mech. Sci. 48, 341–377 (2006)
3. Minorsky, N.: Nonlinear Oscillations. Van Nostrand, Princeton (1962)
4. Nayfeh, A.H., Mook, D.T.: Nonlinear Oscillations. Wiley, New York (1979)
5. Nayfeh, A.H.: Introduction to Perturbation Techniques. Wiley, New York (1981)