To cite polylabelr in publications, please use:

Larsson J (2020). polylabelr: find the pole of inaccessibility (visual center) of a polygon. R package version 0.2.0, https://cran.r-project.org/package=polylabelr.

Corresponding BibTeX entry:

  @Manual{,
    title = {{polylabelr}: find the pole of inaccessibility (visual
      center) of a polygon},
    author = {Johan Larsson},
    year = {2020},
    note = {R package version 0.2.0},
    url = {https://cran.r-project.org/package=polylabelr},
  }