@inproceedings{wu-etal-2019-depth,
    title = "Depth Growing for Neural Machine Translation",
    author = "Wu, Lijun  and
      Wang, Yiren  and
      Xia, Yingce  and
      Tian, Fei  and
      Gao, Fei  and
      Qin, Tao  and
      Lai, Jianhuang  and
      Liu, Tie-Yan",
    editor = "Korhonen, Anna  and
      Traum, David  and
      M{\`a}rquez, Llu{\'i}s",
    booktitle = "Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics",
    month = jul,
    year = "2019",
    address = "Florence, Italy",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/fix-sig-urls/P19-1558/",
    doi = "10.18653/v1/P19-1558",
    pages = "5558--5563"
}