Goo Bong Chung, Kwang Sik Eom, Byung-Ju Yi, Il Hong Suh, Sang-Rok Oh, Wan Kyun Chung, J. O. Kim. Disturbance observer-based robust control for underwater robotic systems with passive joints. Advanced Robotics, 15(5):575-588, 2001. [doi]
Abstract is missing.