To cite SSARP in publications use:

  Martinet KM, Román-Palacios C, Harmon LJ (2025). “SSARP: An R Package
  for Easily Creating Species- and Speciation- Area Relationships Using
  Web Databases.” _bioRxiv_. doi:10.1101/2024.12.31.630948
  <https://doi.org/10.1101/2024.12.31.630948>,
  <https://www.biorxiv.org/content/10.1101/2024.12.31.630948v1>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {SSARP: An R Package for Easily Creating Species- and Speciation- Area Relationships Using Web Databases},
    author = {Kristen M. Martinet and Cristian Román-Palacios and Luke J. Harmon},
    journal = {bioRxiv},
    year = {2025},
    doi = {https://doi.org/10.1101/2024.12.31.630948},
    url = {https://www.biorxiv.org/content/10.1101/2024.12.31.630948v1},
  }