Proportional-Integral sliding mode tracking controller with application to a robot manipulator. - Muhammad Noh Ahmad; Johari Halim Shah Osman; M. Ruddin A. Ghani (ICARCV, 2002)

Active suspension control: performance comparison using proportional integral sliding mode and linear quadratic regulator methods. - Yahaya Md. Sam; Johari Halim Shah Osman; M. Ruddin A. Ghani (CCA, 2003)

A class of proportional-integral sliding mode control with application to active suspension system. - Yahaya Md. Sam; Johari Halim Shah Osman; M. Ruddin A. Ghani (Syst. Control. Lett., 2004)

Discrete sliding mode control using multirate output feedback for motion servo system. - Rafidah Binti Ngadengon; Yahaya Md. Sam; Johari Halim Shah Osman; Rozaimi Ghazali (SCIS&ISIS, 2012)