@inproceedings{leporarobustevaluationmetricformachine,
  title = {LEPOR: A Robust Evaluation Metric for Machine Translation with Augmented Factors},
  author = {Aaron L. F. Han and Derek F. Wong and Lidia S. Chao},
  year = {2012},
  booktitle = {COLING 2012 12},
  url = {https://aclanthology.org/C12-2044},
}