To cite package ‘qicharts’ in publications use:

Anhoej J (2025). qicharts: Quality Improvement Charts. R package version 0.5.9, https://github.com/anhoej/qicharts.

Corresponding BibTeX entry:

  @Manual{,
    title = {qicharts: Quality Improvement Charts},
    author = {Jacob Anhoej},
    year = {2025},
    note = {R package version 0.5.9},
    url = {https://github.com/anhoej/qicharts},
  }