To cite package ‘calculiva’ in publications use:

Calculiva (2026). calculiva: Home Improvement Estimators for Mulch, Topsoil and Sod. R package version 0.3.0, https://github.com/calculiva/calculiva-r.

Corresponding BibTeX entry:

  @Manual{,
    title = {calculiva: Home Improvement Estimators for Mulch, Topsoil
      and Sod},
    author = {{Calculiva}},
    year = {2026},
    note = {R package version 0.3.0},
    url = {https://github.com/calculiva/calculiva-r},
  }