@inproceedings{pighin-etal-2012-upc,
    title = "The {UPC} Submission to the {WMT} 2012 Shared Task on Quality Estimation",
    author = "Pighin, Daniele  and
      Gonz{\'a}lez, Meritxell  and
      M{\`a}rquez, Llu{\'i}s",
    editor = "Callison-Burch, Chris  and
      Koehn, Philipp  and
      Monz, Christof  and
      Post, Matt  and
      Soricut, Radu  and
      Specia, Lucia",
    booktitle = "Proceedings of the Seventh Workshop on Statistical Machine Translation",
    month = jun,
    year = "2012",
    address = "Montr{\'e}al, Canada",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/W12-3115/",
    pages = "127--132"
}