To cite package ‘spacc’ in publications use:

  Colling G (2026). _spacc: Fast Spatial Species Accumulation Curves_.
  R package version 0.7.0, <https://github.com/gcol33/spacc>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {spacc: Fast Spatial Species Accumulation Curves},
    author = {Gilles Colling},
    year = {2026},
    note = {R package version 0.7.0},
    url = {https://github.com/gcol33/spacc},
  }