To cite package ‘libopenexr’ in publications use:

  Morgan-Wall T (2026). _libopenexr: Static Library and Headers for
  'OpenEXR' Image I/O_. R package version 3.4.12-4,
  <https://github.com/tylermorganwall/libopenexr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {libopenexr: Static Library and Headers for 'OpenEXR' Image I/O},
    author = {Tyler Morgan-Wall},
    year = {2026},
    note = {R package version 3.4.12-4},
    url = {https://github.com/tylermorganwall/libopenexr},
  }