To cite package ‘oompaBase’ in publications use:

Coombes KR (2026). oompaBase: Class Unions, Matrix Operations, and Color Schemes for OOMPA. R package version 3.2.11, https://r-forge.r-project.org/projects/oompa.

Corresponding BibTeX entry:

  @Manual{,
    title = {oompaBase: Class Unions, Matrix Operations, and Color
      Schemes for OOMPA},
    author = {Kevin R. Coombes},
    year = {2026},
    note = {R package version 3.2.11},
    url = {https://r-forge.r-project.org/projects/oompa},
  }