To cite package ‘ETDQualitizer’ in publications use:

  Niehorster D (2026). _ETDQualitizer: Automated Eye Tracking Data
  Quality Determination for Screen-Based Eye Trackers_. R package
  version 1.1.0, <https://CRAN.R-project.org/package=ETDQualitizer>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {ETDQualitizer: Automated Eye Tracking Data Quality Determination for
Screen-Based Eye Trackers},
    author = {Diederick Niehorster},
    year = {2026},
    note = {R package version 1.1.0},
    url = {https://CRAN.R-project.org/package=ETDQualitizer},
  }