To cite package ‘spccharter’ in publications use:

MacKintosh J (2023). spccharter: Automatically Plot, Analyse and Revise Multiple Process Control Charts. R package version 0.0.0.9000, https://github.com/johnmackintosh/spccharter.

Corresponding BibTeX entry:

  @Manual{,
    title = {spccharter: Automatically Plot, Analyse and Revise
      Multiple Process Control Charts},
    author = {John MacKintosh},
    year = {2023},
    note = {R package version 0.0.0.9000},
    url = {https://github.com/johnmackintosh/spccharter},
  }