Actuator design for high force proprioceptive control in fast legged locomotion. - Sangok Seok; Albert Wang; David Otten; Sangbae Kim (IROS, 2012)

Design principles for highly efficient quadrupeds and implementation on the MIT Cheetah robot. - Sangok Seok; Albert Wang; Meng Yee Chuah; David Otten; Jeffrey H. Lang; Sangbae Kim (ICRA, 2013)

A highly parallelized control system platform architecture using multicore CPU and FPGA for multi-DoF robots. - Sangok Seok; Dong Jin Hyun; SangIn Park; David Otten; Sangbae Kim (ICRA, 2014)

Proprioceptive Actuator Design in the MIT Cheetah: Impact Mitigation and High-Bandwidth Physical Interaction for Dynamic Legged Robots. - Patrick M. Wensing; Albert Wang; Sangok Seok; David Otten; Jeffrey H. Lang; Sangbae Kim (IEEE Trans. Robotics, 2017)