@inproceedings{li-etal-2022-pre, title = "How Pre-trained Language Models Capture Factual Knowledge? A Causal-Inspired Analysis", author = "Li, Shaobo and Li, Xiaoguang and Shang, Lifeng and Dong, Zhenhua and Sun, Chengjie and Liu, Bingquan and Ji, Zhenzhou and Jiang, Xin and Liu, Qun", editor = "Muresan, Smaranda and Nakov, Preslav and Villavicencio, Aline", booktitle = "Findings of the Association for Computational Linguistics: ACL 2022", month = may, year = "2022", address = "Dublin, Ireland", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2022.findings-acl.136/", doi = "10.18653/v1/2022.findings-acl.136", pages = "1720--1732" }