To cite package ‘maptree’ in publications use:

Gramacy RB, White D (2025). maptree: Mapping, Pruning, and Graphing Tree Models. R package version 1.4-9, https://CRAN.R-project.org/package=maptree.

Corresponding BibTeX entry:

  @Manual{,
    title = {maptree: Mapping, Pruning, and Graphing Tree Models},
    author = {Robert B. Gramacy and Denis White},
    year = {2025},
    note = {R package version 1.4-9},
    url = {https://CRAN.R-project.org/package=maptree},
  }