Z.  Li, Chen, Z., A. Ajoudani, Yang, C., Su, C., and Bicchi, A., ?Asymmetric Bimanual Coordinate Control of Dual-Arm Exoskeleton Robots for Human Cooperative Manipulations?, IEEE Transactions on Robotics, vol. 34, no. 1, 2017 [Online]. Available: https://ieeexplore.ieee.org/document/8103340