WASET
    Yang Li and  Xiaorong Guan and  Cheng Xu,  Optimization of the Control Scheme for Human Extremity Exoskeleton.   journal   = {International Journal of Mechanical and Materials Engineering}, [online]. World Academy of Science, Engineering and Technology.
    March 2017, vol. 122(2). 440 - 446
    [viewed 14 May 2024]. Available from: https://publications.waset.org/pdf/10007015.