@inproceedings{documentleveleventfactuality,
  title = {Document-Level Event Factuality Identification via Adversarial Neural Network},
  author = {Zhong Qian and Peifeng Li and Qiaoming Zhu and Guodong Zhou},
  year = {2019},
  booktitle = {NAACL 2019 6},
  url = {https://aclanthology.org/N19-1287},
}