To cite package ‘kpp2019’ in publications use:

  Kariuki D (2026). _kpp2019: Kenya Population Projections 2019_. R
  package version 0.0.1.9000, <https://github.com/damurka/kpp2019>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {kpp2019: Kenya Population Projections 2019},
    author = {David Kariuki},
    year = {2026},
    note = {R package version 0.0.1.9000},
    url = {https://github.com/damurka/kpp2019},
  }