@inproceedings{effectiveselftrainingforparsing,
  title = {Effective Self-Training for Parsing},
  author = {David McClosky and Eugene Charniak and and Mark Johnson},
  year = {2006},
  booktitle = {NAACL 2006 6},
  url = {https://www.researchgate.net/publication/262408350_Effective_self-training_for_parsing},
}