To cite package ‘gtfsrealtime’ in publications use:

  Bhagat-Conway M (2026). _gtfsrealtime: Read GTFS-Realtime Files into
  Data Frames_. R package version 0.2.1,
  <https://CRAN.R-project.org/package=gtfsrealtime>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {gtfsrealtime: Read GTFS-Realtime Files into Data Frames},
    author = {Matthew Bhagat-Conway},
    year = {2026},
    note = {R package version 0.2.1},
    url = {https://CRAN.R-project.org/package=gtfsrealtime},
  }