To cite package ‘pgraph’ in publications use:

Feng Y, Fan J, Xia L (2020). pgraph: Build Dependency Graphs using Projection. R package version 1.6, https://CRAN.R-project.org/package=pgraph.

Corresponding BibTeX entry:

  @Manual{,
    title = {pgraph: Build Dependency Graphs using Projection},
    author = {Yang Feng and Jianqing Fan and Lucy Xia},
    year = {2020},
    note = {R package version 1.6},
    url = {https://CRAN.R-project.org/package=pgraph},
  }