dunfield-2021-bidirectional:
  type: article
  title: Bidirectional Typing
  author:
  - Dunfield, Jana
  - Krishnaswami, Neel
  date: 2021-05
  page-range: 1-38
  url: http://dx.doi.org/10.1145/3450952
  serial-number:
    doi: 10.1145/3450952
    issn: 1557-7341
  parent:
    type: periodical
    title: ACM Computing Surveys
    publisher: Association for Computing Machinery (ACM)
    issue: 5
    volume: 54