1. Levine, W.S. (ed.): The Control Handbook. CRC/IEEE Press, Boca Raton, FL (1996)
2. Singh, M.G. (ed.): Systems and Control Encyclopedia: Theory, Technology, Applications, vol. 1–8. Pergamon press, Oxford (1987)
3. Advances in Industrial Control;H Wang,2000
4. Khalil, H.K.: Nonlinear Systems, 3rd edn. Prentice-Hall, Upper Saddle River, NJ (2002)
5. Slotine, J.J.E., Li, W.: Applied Nonlinear Control. Prentice Hall, Englewood Cliffs, NJ (1991)