Sliding mode control for time-delay system using a virtual state. - Young Sam Song; Sung-Ha Kwon; Seung Kyu Park; Do Chang Oh; Eun Tae Jeung (ACC, 2001)

Development of a Fuzzy Sky-hook Algorithm for a Semi-active ER Vehicle Suspension Using Inverse Model. - Jeongmok Cho; Taegeun Jung; Sung-Ha Kwon; Joongseon Joh (FUZZ-IEEE, 2006)