To cite package ‘fmdu’ in publications use:

Busing F, Claramunt Gonzalez J (2024). fmdu: (Restricted) [external] Multidimensional Unfolding. R package version 0.2.1, https://CRAN.R-project.org/package=fmdu.

Corresponding BibTeX entry:

  @Manual{,
    title = {fmdu: (Restricted) [external] Multidimensional Unfolding},
    author = {Frank Busing and Juan {Claramunt Gonzalez}},
    year = {2024},
    note = {R package version 0.2.1},
    url = {https://CRAN.R-project.org/package=fmdu},
  }