Robust controller design for a class of nonlinear robot manipulators with actuator dynamics. - Gwang-Seok Park; Dong-Hwan Hwang (Int. J. Syst. Sci., 2002)

On stability of linear time-delay systems with multiple delays. - Gwang-Seok Park; Ho-Lim Choi; Jong-Tae Lim (Int. J. Syst. Sci., 2008)

On Stability of Linear Time-Delay Systems with Multiple Time-Varying Delays. - Gwang-Seok Park; Ho-Lim Choi (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2010)