To cite package ‘classGraph’ in publications use:

Maechler M (2025). classGraph: Construct Graphs of S4 Class Hierarchies. R package version 0.7-7, https://CRAN.R-project.org/package=classGraph.

Corresponding BibTeX entry:

  @Manual{,
    title = {classGraph: Construct Graphs of S4 Class Hierarchies},
    author = {Martin Maechler},
    year = {2025},
    note = {R package version 0.7-7},
    url = {https://CRAN.R-project.org/package=classGraph},
  }