@inproceedings{xiao-etal-2019-lattice,
    title = "Lattice-Based Transformer Encoder for Neural Machine Translation",
    author = "Xiao, Fengshun  and
      Li, Jiangtong  and
      Zhao, Hai  and
      Wang, Rui  and
      Chen, Kehai",
    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://aclanthology.org/P19-1298/",
    doi = "10.18653/v1/P19-1298",
    pages = "3090--3097"
}