To cite package ‘metagroup’ in publications use:

  Abdelmageed A (2025). _metagroup: Meaningful Grouping of Studies in
  Meta-Analysis_. R package version 1.0.2,
  <https://github.com/asmpro7/metagroup>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {metagroup: Meaningful Grouping of Studies in Meta-Analysis},
    author = {Ahmed Abdelmageed},
    year = {2025},
    note = {R package version 1.0.2},
    url = {https://github.com/asmpro7/metagroup},
  }