To cite package ‘ICtest’ in publications use:

Nordhausen K, Oja H, Perkonoja K, Tyler D, Virta J (2026). ICtest: Estimating and Testing the Number of Interesting Components in Linear Dimension Reduction. R package version 0.3-7, https://CRAN.R-project.org/package=ICtest.

Corresponding BibTeX entry:

  @Manual{,
    title = {ICtest: Estimating and Testing the Number of Interesting
      Components in Linear Dimension Reduction},
    author = {Klaus Nordhausen and Hannu Oja and Katariina Perkonoja
      and David E. Tyler and Joni Virta},
    year = {2026},
    note = {R package version 0.3-7},
    url = {https://CRAN.R-project.org/package=ICtest},
  }