To cite package ‘bs4cards’ in publications use:

Navarro D (2021). bs4cards: Generate Bootstrap Cards. R package version 0.1.1, https://github.com/djnavarro/bs4cards.

Corresponding BibTeX entry:

  @Manual{,
    title = {bs4cards: Generate Bootstrap Cards},
    author = {Danielle Navarro},
    year = {2021},
    note = {R package version 0.1.1},
    url = {https://github.com/djnavarro/bs4cards},
  }