@inproceedings{lyu-etal-2021-improving,
    title = "Improving Unsupervised Question Answering via Summarization-Informed Question Generation",
    author = "Lyu, Chenyang  and
      Shang, Lifeng  and
      Graham, Yvette  and
      Foster, Jennifer  and
      Jiang, Xin  and
      Liu, Qun",
    editor = "Moens, Marie-Francine  and
      Huang, Xuanjing  and
      Specia, Lucia  and
      Yih, Scott Wen-tau",
    booktitle = "Proceedings of the 2021 Conference on Empirical Methods in Natural Language Processing",
    month = nov,
    year = "2021",
    address = "Online and Punta Cana, Dominican Republic",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/2021.emnlp-main.340/",
    doi = "10.18653/v1/2021.emnlp-main.340",
    pages = "4134--4148"
}