@inproceedings{understandingdataaugmentationinneural,
  title = {Understanding Data Augmentation in Neural Machine Translation: Two Perspectives towards Generalization},
  author = {Guanlin Li and Lemao Liu and Guoping Huang and Conghui Zhu and Tiejun Zhao},
  year = {2019},
  booktitle = {IJCNLP 2019 11},
  url = {https://aclanthology.org/D19-1570},
}