To cite package ‘curl’ in publications use:

  Ooms J (2024). _curl: A Modern and Flexible Web Client for R_. R
  package version 5.3.0, <https://github.com/jeroen/curl>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {curl: A Modern and Flexible Web Client for R},
    author = {Jeroen Ooms},
    year = {2024},
    note = {R package version 5.3.0},
    url = {https://github.com/jeroen/curl},
  }