To cite package ‘marradistrees’ in publications use:

Cannas M (2023). marradistrees: Plots a Tree-Like Representation of a Numerical Variable (Marradi's Tree). R package version 1.0, https://CRAN.R-project.org/package=marradistrees.

Corresponding BibTeX entry:

  @Manual{,
    title = {marradistrees: Plots a Tree-Like Representation of a
      Numerical Variable (Marradi's Tree)},
    author = {Massimo Cannas},
    year = {2023},
    note = {R package version 1.0},
    url = {https://CRAN.R-project.org/package=marradistrees},
  }