To cite package ‘twilio’ in publications use:

  Kross S (2024). _twilio: An Interface to the Twilio API for R_. R
  package version 0.1.0, <https://github.com/seankross/twilio>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {twilio: An Interface to the Twilio API for R},
    author = {Sean Kross},
    year = {2024},
    note = {R package version 0.1.0},
    url = {https://github.com/seankross/twilio},
  }