gibbons-2006-unbounded:
  type: article
  title: Unbounded Spigot Algorithms for the Digits of Pi
  author: Gibbons, Jeremy
  date: 2006-04
  page-range: 318-328
  url: http://dx.doi.org/10.1080/00029890.2006.11920310
  serial-number:
    doi: 10.1080/00029890.2006.11920310
    issn: 1930-0972
  parent:
    type: periodical
    title: The American Mathematical Monthly
    publisher: Informa UK Limited
    issue: 4
    volume: 113