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Zhang, Hehong, Yunde Xie, Gaoxi Xiao, Chao Zhai, Zhiqiang Long, and School of Electrical and Electronic Engineering. A Simple Discrete-time Tracking Differentiator and Its Application to Speed and Position Detection System for a Maglev Train. 2019.

Zhang, Hehong, et al. A Simple Discrete-time Tracking Differentiator and Its Application to Speed and Position Detection System for a Maglev Train. 2019.