@inproceedings{sperber-etal-2016-lightly,
    title = "Lightly Supervised Quality Estimation",
    author = {Sperber, Matthias  and
      Neubig, Graham  and
      Niehues, Jan  and
      St{\"u}ker, Sebastian  and
      Waibel, Alex},
    editor = "Matsumoto, Yuji  and
      Prasad, Rashmi",
    booktitle = "Proceedings of {COLING} 2016, the 26th International Conference on Computational Linguistics: Technical Papers",
    month = dec,
    year = "2016",
    address = "Osaka, Japan",
    publisher = "The COLING 2016 Organizing Committee",
    url = "https://preview.aclanthology.org/fix-sig-urls/C16-1292/",
    pages = "3103--3113"
}