Chih-Lyang Hwang Ching-Hung Lin A discrete-time multivariable neuro-adaptive control for nonlinear unknown dynamic systems. 865-877 2000 30 IEEE Transactions on Systems, Man, and Cybernetics, Part B 6 db/journals/tsmc/tsmcb30.html#HwangL00 http://dx.doi.org/10.1109/3477.891148