@inproceedings{efficientattentionsforlongdocument,
  title = {Efficient Attentions for Long Document Summarization},
  author = {Luyang Huang and Shuyang Cao and Nikolaus Parulian and Heng Ji and Lu Wang},
  year = {2021},
  booktitle = {NAACL 2021 4},
  eprint = {2104.02112},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2104.02112v2},
}