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# CITATION file created with {cffr} R package
# See also: https://docs.ropensci.org/cffr/
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cff-version: 1.2.0
message: 'To cite package "Immutables" in publications use:'
type: software
license: MIT
title: 'Immutables: Fast and Functional Data Structures'
version: 1.0.1
doi: 10.5281/zenodo.19686096
identifiers:
- type: doi
  value: 10.32614/CRAN.package.Immutables
abstract: Provides fast, side-effect free data structures, including catenable named
  lists, priority queues, double-ended queues, ordered sequences, and interval indices.
  Implementation is based on the finger-tree data structure of Hinze and Paterson
  (2006) <https://doi.org/10.1017/S0956796805005769>.
authors:
- family-names: O'Neil
  given-names: Shawn T.
  email: shawn@tislab.org
preferred-citation:
  type: manual
  title: 'Immutables: Fast and Functional Data Structures'
  authors:
  - family-names: O'Neil
    given-names: Shawn T.
    email: shawn@tislab.org
  year: '2026'
  notes: R package version 1.0.1
  doi: 10.5281/zenodo.19686096
  url: https://oneilsh.github.io/immutables/
repository: https://oneilsh.r-universe.dev
repository-code: https://github.com/oneilsh/immutables
commit: 0a428a843659cf4b112e4c700331eb6433556cee
url: https://oneilsh.github.io/immutables/
date-released: '2026-04-27'
contact:
- family-names: O'Neil
  given-names: Shawn T.
  email: shawn@tislab.org