@inproceedings{rosendahl-etal-2019-rwth,
    title = "The {RWTH} {A}achen {U}niversity Machine Translation Systems for {WMT} 2019",
    author = "Rosendahl, Jan  and
      Herold, Christian  and
      Kim, Yunsu  and
      Gra{\c{c}}a, Miguel  and
      Wang, Weiyue  and
      Bahar, Parnia  and
      Gao, Yingbo  and
      Ney, Hermann",
    editor = "Bojar, Ond{\v{r}}ej  and
      Chatterjee, Rajen  and
      Federmann, Christian  and
      Fishel, Mark  and
      Graham, Yvette  and
      Haddow, Barry  and
      Huck, Matthias  and
      Yepes, Antonio Jimeno  and
      Koehn, Philipp  and
      Martins, Andr{\'e}  and
      Monz, Christof  and
      Negri, Matteo  and
      N{\'e}v{\'e}ol, Aur{\'e}lie  and
      Neves, Mariana  and
      Post, Matt  and
      Turchi, Marco  and
      Verspoor, Karin",
    booktitle = "Proceedings of the Fourth Conference on Machine Translation (Volume 2: Shared Task Papers, Day 1)",
    month = aug,
    year = "2019",
    address = "Florence, Italy",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/W19-5338/",
    doi = "10.18653/v1/W19-5338",
    pages = "349--355"
}