@inproceedings{bidirectionalneuralmachinetranslation,
  title = {Bi-Directional Neural Machine Translation with Synthetic Parallel Data},
  author = {Xing Niu and Michael Denkowski and Marine Carpuat},
  year = {2018},
  booktitle = {WS 2018 7},
  eprint = {1805.11213},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1805.11213v2},
}