To cite package ‘lutz’ in publications use:

Teucher A (2023). lutz: Look Up Time Zones of Point Coordinates. R package version 0.3.2.9000, https://github.com/ateucher/lutz.

Corresponding BibTeX entry:

  @Manual{,
    title = {lutz: Look Up Time Zones of Point Coordinates},
    author = {Andy Teucher},
    year = {2023},
    note = {R package version 0.3.2.9000},
    url = {https://github.com/ateucher/lutz},
  }