"A Compact Rotary Series Elastic Actuator for Human Assistive Systems"

K. KONG, J. Bae, and M. Tomizuka IEEE/ASME Transactions on Mechatronics, vol.17, no.2, pp.288-297, 2012

"Design of a Rehabilitation Device Based on a Mechanical Link System"

K. KONG and M. Tomizuka ASME Journal of Mechanisms and Robotics, vol.4, 2012

"A Robotic Biopsy Device for Capsule Endoscopy"

K. KONG, S. Yim, S. Choi, and D. Jeon ASME Journal of Medical Devices, vol.6, 2012