@book{reingold2018,
  title = {Calendrical {{Calculations}}: {{The Ultimate Edition}}},
  shorttitle = {Calendrical {{Calculations}}},
  author = {Reingold, Edward M. and Dershowitz, Nachum},
  date = {2018-04-05},
  edition = {4},
  publisher = {{Cambridge University Press}},
  doi = {10.1017/9781107415058},
  url = {https://www.cambridge.org/core/product/identifier/9781107415058/type/book},
  isbn = {978-1-107-05762-3 978-1-107-41505-8 978-1-107-68316-7}
}