References

1. Koza, J. R. Genetic Programming: On the Programming of Computers by Means of Natural Selection, MIT Press, Cambridge, Mass., 1992.

2. Rodriguez-Vazquez, K. and Fleming, P. J. ``Multi-objective genetic programming for nonlinear system identification,'' Electronics Letters, Vol. 34, No. 9, 1998, pp. 930-931.

3. Imae, J. and Takahashi, J. ``Design method for nonlinear $H_\infty$ control systems via Hamilton-Jacobi-Issacs equations: a genetic programming approach,'' Proceedings of the IEEE Conference on Decision and Control, Vol. 4, IEEE, Piscataway, New Jersey, pp. 3782-3783.

4. Khalil, H. S. Nonlinear Systems, 2nd Ed., Prentice Hall, Upper Saddle River, New Jersey, 1996, p. 100.