@inproceedings{li-etal-2021-multi-task-dense,
    title = "Multi-Task Dense Retrieval via Model Uncertainty Fusion for Open-Domain Question Answering",
    author = "Li, Minghan  and
      Li, Ming  and
      Xiong, Kun  and
      Lin, Jimmy",
    editor = "Moens, Marie-Francine  and
      Huang, Xuanjing  and
      Specia, Lucia  and
      Yih, Scott Wen-tau",
    booktitle = "Findings of the Association for Computational Linguistics: EMNLP 2021",
    month = nov,
    year = "2021",
    address = "Punta Cana, Dominican Republic",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/Author-page-Marten-During-lu/2021.findings-emnlp.26/",
    doi = "10.18653/v1/2021.findings-emnlp.26",
    pages = "274--287"
}