1. PRATT G A, WILLIAMSON M M, DILLWORTH P, PRATT J, ULLAND K, WRIGHT A. Stiffness isn’t everything [C]// Preprints of the Fourth International Symposium on Experimental Robotics, California: IEEE, 1995: 111–116.
2. ABE K, SUGA T, FUJIMOTO Y. Control of a biped robot driven by elastomer-based series elastic actuator [C]// The 12th international Workshop on Advanced Motion Control, Sarajevo, IEEE, 2012: 1–6.
3. LAU H Y K, WAI L C C. Implementation of position-force and position-position teleoperator controllers with steel rope-driven mechanisms [J]. Robotics and Computer-Integrated Manufacturing 2005, 21(6): 145–152
4. MURAI S, FUJIMOTO Y. Control of spring actuator and its application to biped robot [C]// Proceeding of Advanced Motion Control, Istanbul, IEEE, 2006: 411–415.
5. SOMCHAI C, NARAKORN S. Free vibrations of three-dimensional extensible marine steel ropes with specified top tension via a variational method [J]. Ocean Engineering, 2002, 29(9): 1067–1096.