To cite cldreducer in publications, use:

Ennis J (2026). cldreducer: Reduce Compact Letter Displays. R package version 0.2.0, https://github.com/aigorahub/cld-reducer.

cldreducer solves the assignment-minimum clique covering problem of:

Ennis JM, Fayle CM, Ennis DM (2012). “Assignment-Minimum Clique Coverings.” ACM Journal of Experimental Algorithmics, 17. doi:10.1145/2133803.2275596. Article 1.5.

Corresponding BibTeX entries:

  @Manual{,
    title = {{cldreducer}: Reduce Compact Letter Displays},
    author = {John Ennis},
    year = {2026},
    note = {R package version 0.2.0},
    url = {https://github.com/aigorahub/cld-reducer},
  }

  @Article{,
    title = {Assignment-Minimum Clique Coverings},
    author = {John M. Ennis and Charles M. Fayle and Daniel M. Ennis},
    journal = {ACM Journal of Experimental Algorithmics},
    volume = {17},
    note = {Article 1.5},
    year = {2012},
    doi = {10.1145/2133803.2275596},
  }