@inproceedings{pu2019iterative,
  title={Improving Sign Language Translation with Monolingual Data by Sign Back-Translation},
  author={Zhou, Hao and Zhou, Wengang and Qi, Weizhen and Pu, Junfu and Li, Houqiang},
  booktitle={IEEE Conference on Computer Vision and Pattern Recognition (CVPR)},
  year={2021}
}