@inproceedings{schumann-etal-2020-discrete,
    title = "Discrete Optimization for Unsupervised Sentence Summarization with Word-Level Extraction",
    author = "Schumann, Raphael  and
      Mou, Lili  and
      Lu, Yao  and
      Vechtomova, Olga  and
      Markert, Katja",
    editor = "Jurafsky, Dan  and
      Chai, Joyce  and
      Schluter, Natalie  and
      Tetreault, Joel",
    booktitle = "Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics",
    month = jul,
    year = "2020",
    address = "Online",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2020.acl-main.452/",
    doi = "10.18653/v1/2020.acl-main.452",
    pages = "5032--5042"
}