Wittenberg P, Knoth S (2020). vlad: Variable Life Adjusted Display and Other Risk-Adjusted Quality Control Charts. R package version: 0.2.1, https://CRAN.R-project.org/package=vlad.

Corresponding BibTeX entry:

  @Manual{vlad,
    title = {{vlad}: Variable Life Adjusted Display and Other
      Risk-Adjusted Quality Control Charts},
    author = {Philipp Wittenberg and Sven Knoth},
    year = {2020},
    note = {R package version: 0.2.1},
    url = {https://CRAN.R-project.org/package=vlad},
  }