1. M. Krstic, I. Kanellakopoulos, and P. Kokotovic, Nonlinear and Adaptive Control Design, p. 563, John Wiley & Sons, Inc. 1995.
2. A. Benaskeur and A. Desbiens, “Application of adaptive backstepping to the stabilization of the inverted pendulum,” Proc. of IEEE Canadian Conference on Electrical and Computer Engineering, vol. 1, pp. 113–116, 1998.
3. T. Fukao and N. Adachi, “Partially adaptive control of an inverted pendulum and cart system,” Trans. of the Institute of Systems, Control and Information Engineers, vol. 14, no. 5, pp. 259–264, 2001.
4. A. Ebrahim and G. V. Murphy, “Adaptive backstepping controller design of an inverted pendulum,” Proc. of the Thirty-Seventh Southeastern Symposium on System Theory, pp. 172–174, 2005.
5. Ö. T. Altinöz, “Adaptive integral backstepping motion control for inverted pendulum,” Int. J. of Computer and Information Science and Engineering, vol. 1, no. 4, pp. 192–195, 2007.