To cite package ‘tabularmaps’ in publications use:

  Uryu S (2024). _tabularmaps: Create Tile-Grid Geographical Maps_. R
  package version 0.1.0.9000, <https://github.com/uribo/tabularmaps>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {tabularmaps: Create Tile-Grid Geographical Maps},
    author = {Shinya Uryu},
    year = {2024},
    note = {R package version 0.1.0.9000},
    url = {https://github.com/uribo/tabularmaps},
  }