To cite package ‘whisker’ in publications use:

  de Jonge E (2024). _whisker: mustache for R, logicless templating_. R
  package version 0.5, <https://github.com/edwindj/whisker>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {whisker: {{mustache}} for R, logicless templating},
    author = {Edwin {de Jonge}},
    year = {2024},
    note = {R package version 0.5},
    url = {https://github.com/edwindj/whisker},
  }