H∞ state estimation of static neural networks with time-varying delay. - Qihui Duan; Hongye Su; Zhengguang Wu (Neurocomputing, 2012)

Exponential state estimator design for discrete-time neural networks with discrete and distributed time-varying delays. - Qihui Duan; Ju H. Park 001; Zhengguang Wu (Complex., 2014)