1. A. B. Zoss, H. Kazerooni, and A. Chu, “Biomechanical design of the berkeley lower extremity exoskeleton (bleex),” IEEE/ASME Transactions on Mechatronics, vol. 11, no. 2, pp. 128–138, 2006. [click]
2. J. Ghan and H. Kazerooni, “System identification for the berkeley lower extremity exoskeleton (bleex),” Proceedings 2006 IEEE International Conference on Robotics and Automation (ICRA), IEEE, pp. 3477–3484, 2006. [click]
3. Y. Sankai, “Hal: Hybrid assistive limb based on cybernics,” Robotics Research, pp. 25–34, Springer, 2010. [click]
4. G. Aguirre-Ollinger, J. E. Colgate, M. A. Peshkin, and A. Goswami, “Design of an active one-degree-of-freedom lower-limb exoskeleton with inertia compensation,” The International Journal of Robotics Research, vol. 30, no. 4, pp. 486–499, 2011. [click]
5. W. Huo, S. Mohammed, Y. Amirat, and K. Kong, “Active impedance control of a lower limb exoskeleton to assist sitto- stand movement,” Proc. of IEEE International Conference on Robotics and Automation (ICRA), IEEE, pp. 3530–3536, 2016.