@inproceedings{qin-etal-2021-erica,
    title = "{ERICA}: Improving Entity and Relation Understanding for Pre-trained Language Models via Contrastive Learning",
    author = "Qin, Yujia  and
      Lin, Yankai  and
      Takanobu, Ryuichi  and
      Liu, Zhiyuan  and
      Li, Peng  and
      Ji, Heng  and
      Huang, Minlie  and
      Sun, Maosong  and
      Zhou, Jie",
    editor = "Zong, Chengqing  and
      Xia, Fei  and
      Li, Wenjie  and
      Navigli, Roberto",
    booktitle = "Proceedings of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing (Volume 1: Long Papers)",
    month = aug,
    year = "2021",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2021.acl-long.260/",
    doi = "10.18653/v1/2021.acl-long.260",
    pages = "3350--3363"
}