Study on iterative method of electro-hydraulic actuator in force control. - Seung Guk Baek; Hyoungkwon Kim; Ki Tak Ahn; Ho Gyun Yon; Ja Choon Koo (CASE, 2012)

Hydraulic actuators in application of robot manipulator. - Seongcheol Jang; Gyouyoung Lee; Hyoungkwon Kim; Kitak Ahn; Jaejun Park; SungMoo Ryew (CASE, 2012)

Development of the untethered in-pipe inspection robot for natural gas pipelines. - Jaejun Park; Jeong Whan Moon; Hyoungkwon Kim; Seongcheol Jang; Dae Gyeong Kim; Kitak Ahn; SungMoo Ryew; Hyungpil Moon; Hyouk Ryeol Choi (URAI, 2013)