To cite package ‘regionalpcs’ in publications use:

  Eulalio T (2026). _regionalpcs: Summarizing Regional Methylation with
  Regional Principal Components Analysis_. R package version 1.10.0,
  <https://bioconductor.org/packages/regionalpcs>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {regionalpcs: Summarizing Regional Methylation with Regional Principal
Components Analysis},
    author = {Tiffany Eulalio},
    year = {2026},
    note = {R package version 1.10.0},
    url = {https://bioconductor.org/packages/regionalpcs},
  }