PI fuzzy sliding mode load frequency control of multiarea interconnected power systems. - Xiangping Meng; Qingxian Gong; Lei Feng; Wen Zheng; Weijun Zhang (ISIC, 2003)

New sufficient conditions for robust H∞ fuzzy hyperbolic tangent control of uncertain nonlinear systems with time-varying delay. - Huaguang Zhang; Xinrui Liu; Qingxian Gong; Bing Chen 001 (Fuzzy Sets Syst., 2010)