A timed colored Petri nets modeling for dynamic workflow in product development process. - Seungchul Ha; Hyo-Won Suh (Comput. Ind., 2008)

Customer-Specific Robotic Attendant for VR Simulators. - Jehyun Park; Hwanmoo Yong; Seungchul Ha; Jisuk Lee; Jongeun Choi (IEEE Trans Autom. Sci. Eng., 2020)