@inproceedings{okapiquesttranslationqualityestimation,
  title = {Okapi+QuEst: Translation Quality Estimation within Okapi},
  author = {Gustavo Henrique Paetzold and Lucia Specia and Yves Savourel},
  year = {2015},
  booktitle = {WS 2015 5},
  url = {https://aclanthology.org/W15-4940},
}