To cite package ‘kpiwidget’ in publications use:

  Kakas A (2025). _kpiwidget: KPI Widgets for Quarto Dashboards with
  Crosstalk_. R package version 0.1.1,
  <https://CRAN.R-project.org/package=kpiwidget>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {kpiwidget: KPI Widgets for Quarto Dashboards with Crosstalk},
    author = {Arnold Kakas},
    year = {2025},
    note = {R package version 0.1.1},
    url = {https://CRAN.R-project.org/package=kpiwidget},
  }