@inproceedings{precisionisnteverythingahybridapproach,
  title = {Precision Isn't Everything: A Hybrid Approach to Grammatical Error Detection},
  author = {Michael Heilman and Aoife Cahill and Joel Tetreault},
  year = {2012},
  booktitle = {WS 2012 6},
  url = {https://aclanthology.org/W12-2027},
}