@inproceedings{learndalearnableknowledgeguideddata,
  title = {LearnDA: Learnable Knowledge-Guided Data Augmentation for Event Causality Identification},
  author = {Xinyu Zuo and Pengfei Cao and Yubo Chen and Kang Liu and Jun Zhao and Weihua Peng and Yuguang Chen},
  year = {2021},
  booktitle = {ACL 2021 5},
  eprint = {2106.01649},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2106.01649v1},
}