To cite package ‘pct’ in publications use:

  Lovelace R, Hama L (2025). _pct: Propensity to Cycle Tool_. R package
  version 0.10.0, <https://CRAN.R-project.org/package=pct>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {pct: Propensity to Cycle Tool},
    author = {Robin Lovelace and Layik Hama},
    year = {2025},
    note = {R package version 0.10.0},
    url = {https://CRAN.R-project.org/package=pct},
  }