To cite package ‘covid19swiss’ in publications use:

  Krispin R (2024). _covid19swiss: COVID-19 Cases in Switzerland and
  Principality of Liechtenstein_. R package version 0.1.0,
  <https://github.com/covid19r/covid19swiss>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {covid19swiss: COVID-19 Cases in Switzerland and Principality of Liechtenstein},
    author = {Rami Krispin},
    year = {2024},
    note = {R package version 0.1.0},
    url = {https://github.com/covid19r/covid19swiss},
  }