@article{roy-etal-2021-efficient,
    title = "Efficient Content-Based Sparse Attention with Routing Transformers",
    author = "Roy, Aurko  and
      Saffar, Mohammad  and
      Vaswani, Ashish  and
      Grangier, David",
    editor = "Roark, Brian  and
      Nenkova, Ani",
    journal = "Transactions of the Association for Computational Linguistics",
    volume = "9",
    year = "2021",
    address = "Cambridge, MA",
    publisher = "MIT Press",
    url = "https://aclanthology.org/2021.tacl-1.4/",
    doi = "10.1162/tacl_a_00353",
    pages = "53--68"
}