@inproceedings{theafrlwmt19systemsoldfavoritesandnew,
  title = {The AFRL WMT19 Systems: Old Favorites and New Tricks},
  author = {Jeremy Gwinnup and Grant Erdmann and Tim Anderson},
  year = {2019},
  booktitle = {WS 2019 8},
  url = {https://aclanthology.org/W19-5318},
}