To cite package ‘aws.s3’ in publications use:

  Leeper T (2025). _aws.s3: 'AWS S3' Client Package_. R package version
  0.3.22, <https://github.com/cloudyr/aws.s3>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {aws.s3: 'AWS S3' Client Package},
    author = {Thomas J. Leeper},
    year = {2025},
    note = {R package version 0.3.22},
    url = {https://github.com/cloudyr/aws.s3},
  }