@inproceedings{aunifiedmodelforsoftlinguistic,
  title = {A Unified Model for Soft Linguistic Reordering Constraints in Statistical Machine Translation},
  author = {Junhui Li and Yuval Marton and Philip Resnik and Hal Daum{\'e} III},
  year = {2014},
  booktitle = {ACL 2014 6},
  url = {https://aclanthology.org/P14-1106},
}