To cite package ‘sandbox’ in publications use:

  Dietze M, Kreutzer S (2026). _sandbox: Probabilistic Numerical
  Modelling of Sediment Properties_. R package version 0.2.3,
  <https://CRAN.R-project.org/package=sandbox>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {sandbox: Probabilistic Numerical Modelling of Sediment Properties},
    author = {Michael Dietze and Sebastian Kreutzer},
    year = {2026},
    note = {R package version 0.2.3},
    url = {https://CRAN.R-project.org/package=sandbox},
  }