To cite package ‘diptest’ in publications use:

  Maechler M, Dario Ringach (2024). _diptest: Hartigan's Dip Test
  Statistic for Unimodality - Corrected_. R package version 0.77-2,
  <https://github.com/mmaechler/diptest>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {diptest: Hartigan's Dip Test Statistic for Unimodality - Corrected},
    author = {Martin Maechler and {Dario Ringach}},
    year = {2024},
    note = {R package version 0.77-2},
    url = {https://github.com/mmaechler/diptest},
  }