To cite package ‘QR’ in publications use:

Claramunt Gonzalez J (2022). QR: QR Factorization without Pivoting. R package version 0.1.3, https://CRAN.R-project.org/package=QR.

Corresponding BibTeX entry:

  @Manual{,
    title = {QR: QR Factorization without Pivoting},
    author = {Juan {Claramunt Gonzalez}},
    year = {2022},
    note = {R package version 0.1.3},
    url = {https://CRAN.R-project.org/package=QR},
  }