On convergence of the discrete-time nonlinear extended state observer. - Jie Li; Yuanqing Xia; Xiaohui Qi; Hui Wan 002 (J. Frankl. Inst., 2018)

On stability for sampled-data nonlinear ADRC-based control system with application to the ball-beam problem. - Xiaohui Qi; Jie Li; Yuanqing Xia; Hui Wan 002 (J. Frankl. Inst., 2018)