To cite package ‘openholidaysR’ in publications use:

Feldhege J (2025). openholidaysR: Provides Access to the 'OpenHolidays' API. R package version 0.1.0, https://github.com/jfeldhege/openholidaysr.

Corresponding BibTeX entry:

  @Manual{,
    title = {openholidaysR: Provides Access to the 'OpenHolidays' API},
    author = {Johannes Feldhege},
    year = {2025},
    note = {R package version 0.1.0},
    url = {https://github.com/jfeldhege/openholidaysr},
  }