To cite package ‘aggTrees’ in publications use:

  Di Francesco R (2024). _aggTrees: Aggregation Trees_. R package
  version 2.1.0, <https://CRAN.R-project.org/package=aggTrees>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {aggTrees: Aggregation Trees},
    author = {Riccardo {Di Francesco}},
    year = {2024},
    note = {R package version 2.1.0},
    url = {https://CRAN.R-project.org/package=aggTrees},
  }