Control strategy of in-pipe robot passing through elbow. - Yoon Geon Lee; Ho Moon Kim; Yun-Seok Choi; Heesik Jang; Hyouk Ryeol Choi (URAI, 2016)

A Review: Technological Trends and Development Direction of Pipeline Robot Systems. - Heesik Jang; Tae Yu Kim; Ye Chan Lee; Yeon Soo Kim; Jooyong Kim; Hae Yong Lee; Hyouk Ryeol Choi (J. Intell. Robotic Syst., 2022)

Development of modularized in-pipe inspection robotic system: MRINSPECT VII+. - Heesik Jang; Ho Moon Kim; Min Sub Lee; Yong Heon Song; Yoon Geon Lee; Whee Ryeong Ryew; Hyouk Ryeol Choi (Robotica, 2022)