To cite package ‘phscs’ in publications use:

  Abdulsamad B (2026). _phscs: Philippine Statistical Classification
  Systems_. R package version 0.2.0, <https://github.com/yng-me/phscs>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {phscs: Philippine Statistical Classification Systems},
    author = {Bhas Abdulsamad},
    year = {2026},
    note = {R package version 0.2.0},
    url = {https://github.com/yng-me/phscs},
  }