To cite package ‘SpatialNP’ in publications use:

Sirkia S, Miettinen J, Nordhausen K, Oja H, Taskinen S (2025). SpatialNP: Multivariate Nonparametric Methods Based on Spatial Signs and Ranks. R package version 1.1-6, https://CRAN.R-project.org/package=SpatialNP.

Corresponding BibTeX entry:

  @Manual{,
    title = {SpatialNP: Multivariate Nonparametric Methods Based on
      Spatial Signs and Ranks},
    author = {Seija Sirkia and Jari Miettinen and Klaus Nordhausen and
      Hannu Oja and Sara Taskinen},
    year = {2025},
    note = {R package version 1.1-6},
    url = {https://CRAN.R-project.org/package=SpatialNP},
  }