To cite package ‘WBI’ in publications use:

  Lee H (2026). _WBI: Wasserstein Bipolarization Index_. R package
  version 0.1.0, <https://github.com/hanelee/wbi>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {WBI: Wasserstein Bipolarization Index},
    author = {Hane Lee},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://github.com/hanelee/wbi},
  }