To cite package ‘o2geosocial’ in publications use:

  Robert A, Funk S, Kucharski A (2024). _o2geosocial: Reconstruction of
  Transmission Chains from Surveillance Data_. R package version 1.1.3,
  <https://github.com/alxsrobert/o2geosocial>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {o2geosocial: Reconstruction of Transmission Chains from Surveillance Data},
    author = {Alexis Robert and Sebastian Funk and Adam J Kucharski},
    year = {2024},
    note = {R package version 1.1.3},
    url = {https://github.com/alxsrobert/o2geosocial},
  }