To cite package ‘cpmtools’ in publications use:

  Millar C (2024). _cpmtools: Miscellaneous Functions by 'Colin
  Millar'_. R package version 0.0.0.9002,
  <https://github.com/colinpmillar/cpmtools>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {cpmtools: Miscellaneous Functions by 'Colin Millar'},
    author = {Colin Millar},
    year = {2024},
    note = {R package version 0.0.0.9002},
    url = {https://github.com/colinpmillar/cpmtools},
  }