To cite package ‘starsTileServer’ in publications use:

  Kranstauber B (2023). _starsTileServer: A Dynamic Tile Server for R_.
  R package version 0.1.1, <https://gitlab.com/bartk/starstileserver>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {starsTileServer: A Dynamic Tile Server for R},
    author = {Bart Kranstauber},
    year = {2023},
    note = {R package version 0.1.1},
    url = {https://gitlab.com/bartk/starstileserver},
  }
