@inproceedings{liu-lapata-2019-hierarchical,
    title = "Hierarchical Transformers for Multi-Document Summarization",
    author = "Liu, Yang  and
      Lapata, Mirella",
    editor = "Korhonen, Anna  and
      Traum, David  and
      M{\`a}rquez, Llu{\'i}s",
    booktitle = "Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics",
    month = jul,
    year = "2019",
    address = "Florence, Italy",
    publisher = "Association for Computational Linguistics",
    url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/P19-1500/",
    doi = "10.18653/v1/P19-1500",
    pages = "5070--5081"
}