4Krstic M, KaneUakopoulos I, Kokotovic E Nonlinear and adaptive control design[M]. New York: Wiley, 1995.
5Ge S S, Hang C C, Lee T H, et al. Stable adaptive neural network control[M]. Norwell: Kluwer Academic, 2001.
6Ge S S, Wang C. Adaptive NN control of uncertain nonlinear pure-feedback systems[J]. Automatica, 2002, 38(4): 671-682.
7Wang D, Huang J. Adaptive neural network control for a class of uncertain nonlinear systems in pure-feedback form[J]. Automatica, 2002, 38(8): 1365-1372.
8Wang C, Hill D J, Ge S S, et al. An ISS-modular approach for adaptive neural control of pure-feedback systems[J]. Automatica, 2006, 42(5): 723-731.
9Du Hongbin, Shao Huihe, Yao Pingjing. Adaptive neural network control for a clasS of low-triangular-structured nonlinear systems[J]. IEEE Trans on Neural Networks, 2006, 17(2): 509-514.
10Ren B, Ge S S, Lee T H, et al. Adaptive neural control for a class of uncertain nonlinear systems in pure-feedback form with hysteresis input[C]. Proc of the 47th IEEE Conf on Decision and Control Cancun. Mexico, 2008: 86-91.
