To cite package ‘ridges’ in publications use:

Simson J (2025). ridges: Download Elevation Data For Anywhere In The World And Visualize It. R package version 0.0.0.9000, https://github.com/jansim/ridges.

Corresponding BibTeX entry:

  @Manual{,
    title = {ridges: Download Elevation Data For Anywhere In The World
      And Visualize It},
    author = {Jan Simson},
    year = {2025},
    note = {R package version 0.0.0.9000},
    url = {https://github.com/jansim/ridges},
  }