To cite package ‘mixeff’ in publications use:

  Buchsbaum B (2026). _mixeff: Audit-First Mixed-Effects Models via the
  'mixeff-rs' Rust Crate_. R package version 0.2.0,
  <https://github.com/bbuchsbaum/mixeff>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {mixeff: Audit-First Mixed-Effects Models via the 'mixeff-rs' Rust Crate},
    author = {Brad Buchsbaum},
    year = {2026},
    note = {R package version 0.2.0},
    url = {https://github.com/bbuchsbaum/mixeff},
  }