1)Z. Vukie, l. Kuljaca and D. Donlagic, Nonllnear control systems. Marcel Dekker, 2003 .
9) H. J. Marquez, Nonlinear Control Systems: Analysis and Design, John wiley & Sons , 2003 .
3) R. L. Cosgriff, Nonlinear Control systems, Licensing. LLC,2012 .
4) Q. Lu, Y. Sun and sh. Mei, Nonlinear control systems and power system Dynamic. Springer, 2001 .
5)X. Liao and P. Yu, Absolute Stability of Nonlinear control, springer, 2008 .
2)T. P. Leung and H. Sh. Qin, Advanced Topics in Nonlinear control systems, world scientific, 2001
7) J. J. E, Slotine and W. Li, Applied nonlinear control , prenticehall, 1991 .
8)M. Vidyassagar, Nonlinear Systems Analysis, SIAM: society for industrial and Applied Mathematics, 2002 .
9) P. A. Cook, Nonlinear Dynamical Systems, prentice Hall, 1986 .
10) J. E. Gibson, Nanlinear Automatic Control, McGraw- Hill, 1963