To cite package ‘RPostgres’ in publications use:

  Wickham H, Ooms J, Müller K (2024). _RPostgres: C++ Interface to
  PostgreSQL_. R package version 1.4.7.9011, ,
  <https://github.com/r-dbi/rpostgres>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {RPostgres: C++ Interface to PostgreSQL},
    author = {Hadley Wickham and Jeroen Ooms and Kirill Müller},
    year = {2024},
    note = {R package version 1.4.7.9011, },
    url = {https://github.com/r-dbi/rpostgres},
  }