Pohlert T (2014). The Pairwise Multiple Comparison of Mean Ranks Package (PMCMR). R package, https://CRAN.R-project.org/package=PMCMR.

Corresponding BibTeX entry:

  @Manual{,
    title = {The Pairwise Multiple Comparison of Mean Ranks Package
      (PMCMR)},
    author = {Thorsten Pohlert},
    year = {2014},
    note = {R package},
    url = {https://CRAN.R-project.org/package=PMCMR},
  }