To cite package ‘PiC’ in publications use:

  Ferrara R, Arrizza S (2025). _PiC: Pointcloud Interactive Computation
  for Forest Structure Analysis_. R package version 1.0.3,
  <https://CRAN.R-project.org/package=PiC>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {PiC: Pointcloud Interactive Computation for Forest Structure Analysis},
    author = {Roberto Ferrara and Stefano Arrizza},
    year = {2025},
    note = {R package version 1.0.3},
    url = {https://CRAN.R-project.org/package=PiC},
  }