To cite package ‘graphframes’ in publications use:

Kuo K (2019). graphframes: Interface for 'GraphFrames'. R package version 0.1.2, https://github.com/rstudio/graphframes.

Corresponding BibTeX entry:

  @Manual{,
    title = {graphframes: Interface for 'GraphFrames'},
    author = {Kevin Kuo},
    year = {2019},
    note = {R package version 0.1.2},
    url = {https://github.com/rstudio/graphframes},
  }