A Design of Hardware Haptic Interface for Gastrointestinal Endoscopy Simulation. - Yunjin Gu; Doo Yong Lee (MMVR, 2011)

Caterpillar mechanism for a portable haptic interface of endoscopy simulation. - Yunjin Gu; Doo Yong Lee (ASCC, 2013)

Toward a new force sensor for twisted string actuator: A study about the force on separator. - Yunjin Gu; Johan Ingvast; Jan Wikander (IROS, 2017)