@inproceedings{huang2020three,
    title={Three-Dimensional Posture Optimization for Biped Robot Stepping over Large Ditch Based on a Ducted-Fan Propulsion System},
    author={Huang, Zhifeng and Wang, Zijun and Wei, Jiapeng and Yu, Jingtao and Zhou, Yuhao and Lao, Pihao and Huang, Xiaoliang and Zhang, Xuexi and Zhang, Yun},
    booktitle={2020 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS)},
    pages={3591--3597},
    year={2020},
    organization={IEEE}
  }