A dual-loop robust controller for DC electro-mechanical servo system. - Tianpeng He; Shu Li; Xiaodong Liu 011 (Int. J. Model. Simul. Sci. Comput., 2015)

Quaternion-based robust trajectory tracking control for uncertain quadrotors. - Tianpeng He; Hao Liu 004; Shu Li (Sci. China Inf. Sci., 2016)