Development of the lower limbs for a humanoid robot. - Joohyung Kim; Younbaek Lee; Sunggu Kwon; Keehong Seo; HoSeong Kwak; Heekuk Lee; Kyungsik Roh (IROS, 2012)

RoboRay hand: A highly backdrivable robotic hand with sensorless contact force measurements. - Yong-Jae Kim; Younbaek Lee; Jiyoung Kim; Ja-Woo Lee; Kang-Min Park; Kyungsik Roh; Jung-Yun Choi (ICRA, 2014)