To cite package ‘ply’ in publications use:

Jouda Q (2026). ply: Bitboard Chess Engine. R package version 0.1.0, https://CRAN.R-project.org/package=ply.

Corresponding BibTeX entry:

  @Manual{,
    title = {ply: Bitboard Chess Engine},
    author = {Qusai Jouda},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://CRAN.R-project.org/package=ply},
  }