To cite package ‘ds6021a’ in publications use:

  Stewart T (2026). _ds6021a: DS 6021 Prediction Functions_. R package
  version 0.1.0, <https://github.com/thomasgstewart/ds6021a>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {ds6021a: DS 6021 Prediction Functions},
    author = {Thomas Stewart},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://github.com/thomasgstewart/ds6021a},
  }