@inproceedings{achievingopenvocabularyneuralmachine,
  title = {Achieving Open Vocabulary Neural Machine Translation with Hybrid Word-Character Models},
  author = {Minh-Thang Luong and Christopher D. Manning},
  year = {2016},
  booktitle = {ACL 2016 8},
  eprint = {1604.00788},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1604.00788v2},
}