An intelligent fuzzy sliding mode control system with application on precision table positioning. - Sinn-Cheng Lin; Pai-Yi Huang; Yung-Yaw Chen (Int. J. Intell. Syst., 2001)

Frequency-domain identification algorithms for servo systems with friction. - Yung-Yaw Chen; Pai-Yi Huang; Jia-Yush Yen (IEEE Trans. Control. Syst. Technol., 2002)