To cite package ‘rmapzen’ in publications use:

  Shah T (2024). _rmapzen: Client for 'Mapzen' and Related Map APIs_. R
  package version 0.5.1, <https://github.com/tarakc02/rmapzen>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {rmapzen: Client for 'Mapzen' and Related Map APIs},
    author = {Tarak Shah},
    year = {2024},
    note = {R package version 0.5.1},
    url = {https://github.com/tarakc02/rmapzen},
  }