To cite package ‘asremlPlus’ in publications use:

  Brien C (2024). _asremlPlus: Augments 'ASReml-R' in Fitting Mixed
  Models and Packages Generally in Exploring Prediction Differences_. R
  package version 4.4.40,
  <https://CRAN.R-project.org/package=asremlPlus>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {asremlPlus: Augments 'ASReml-R' in Fitting Mixed Models and Packages
Generally in Exploring Prediction Differences},
    author = {Chris Brien},
    year = {2024},
    note = {R package version 4.4.40},
    url = {https://CRAN.R-project.org/package=asremlPlus},
  }