To cite package ‘timetk’ in publications use:

  Dancho M, Vaughan D (2024). _timetk: A Tool Kit for Working with Time
  Series_. R package version 2.9.0, ,
  <https://github.com/business-science/timetk>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {timetk: A Tool Kit for Working with Time Series},
    author = {Matt Dancho and Davis Vaughan},
    year = {2024},
    note = {R package version 2.9.0, 
},
    url = {https://github.com/business-science/timetk},
  }