Biomimetic Quadruped Robot with a Spinal Joint and Optimal Spinal Motion via Reinforcement Learning 
Young Kook Kim, Woojin Seol, Jihyuk Park
Biomimetic Quadruped Robot with a Spinal Joint and Optimal Spinal Motion via Reinforcement Learning 
Young Kook Kim, Woojin Seol, Jihyuk Park
Journal of Bionic Engineering . 2021, (6): 1280 -1290 .  DOI: 10.1007/s42235-021-00104-w