To cite package ‘bs4Dash’ in publications use:

  Granjon D (2025). _bs4Dash: A 'Bootstrap 4' Version of
  'shinydashboard'_. R package version 2.3.5,
  <https://github.com/rinterface/bs4dash>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {bs4Dash: A 'Bootstrap 4' Version of 'shinydashboard'},
    author = {David Granjon},
    year = {2025},
    note = {R package version 2.3.5},
    url = {https://github.com/rinterface/bs4dash},
  }