To cite package ‘publishTC’ in publications use:

  Quartier-la-Tente A (2025). _publishTC: Tools to help publish the
  trend-cycle_. R package version 0.1.0.9000,
  <https://github.com/aqlt/publishtc>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {publishTC: Tools to help publish the trend-cycle},
    author = {Alain Quartier-la-Tente},
    year = {2025},
    note = {R package version 0.1.0.9000},
    url = {https://github.com/aqlt/publishtc},
  }