To cite package ‘AcademicThemes’ in publications use:

  Warden H (2024). _AcademicThemes: Colour Plots with Palettes from
  Academic Institutions_. R package version 0.0.2,
  <https://github.com/hwarden162/academicthemes>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {AcademicThemes: Colour Plots with Palettes from Academic Institutions},
    author = {Hugh Warden},
    year = {2024},
    note = {R package version 0.0.2},
    url = {https://github.com/hwarden162/academicthemes},
  }