To cite package ‘qicharts2’ in publications use:

Anhoej J (2026). qicharts2: Quality Improvement Charts. R package version 0.8.1, https://github.com/anhoej/qicharts2.

Corresponding BibTeX entry:

  @Manual{,
    title = {qicharts2: Quality Improvement Charts},
    author = {Jacob Anhoej},
    year = {2026},
    note = {R package version 0.8.1},
    url = {https://github.com/anhoej/qicharts2},
  }