To cite package ‘EraBrewer’ in publications use:

  Sablé-Meyer M, Reinert S (2026). _EraBrewer: Color Palettes from the
  Album Covers of Each Taylor Swift Era_. R package version 0.2.0,
  <https://github.com/mathias-sm/erabrewer>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {EraBrewer: Color Palettes from the Album Covers of Each Taylor Swift Era},
    author = {Mathias Sablé-Meyer and Sandra Reinert},
    year = {2026},
    note = {R package version 0.2.0},
    url = {https://github.com/mathias-sm/erabrewer},
  }