To cite package ‘factR’ in publications use:

  Hamid F (2026). _factR: Functional Annotation of Custom
  Transcriptomes_. R package version 1.14.0,
  <https://bioconductor.org/packages/factR>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {factR: Functional Annotation of Custom Transcriptomes},
    author = {Fursham Hamid},
    year = {2026},
    note = {R package version 1.14.0},
    url = {https://bioconductor.org/packages/factR},
  }