To cite package ‘anytime’ in publications use:

  Eddelbuettel D (2023). _anytime: Anything to 'POSIXct' or 'Date'
  Converter_. R package version 0.3.9.5, ,
  <https://github.com/eddelbuettel/anytime>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {anytime: Anything to 'POSIXct' or 'Date' Converter},
    author = {Dirk Eddelbuettel},
    year = {2023},
    note = {R package version 0.3.9.5, 
},
    url = {https://github.com/eddelbuettel/anytime},
  }