To cite package ‘mmtdiff’ in publications use:

  Yamaguchi Y (2026). _mmtdiff: Moment-Matching Approximation for
  t-Distribution Differences_. R package version 1.0.0,
  <https://CRAN.R-project.org/package=mmtdiff>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {mmtdiff: Moment-Matching Approximation for t-Distribution Differences},
    author = {Yusuke Yamaguchi},
    year = {2026},
    note = {R package version 1.0.0},
    url = {https://CRAN.R-project.org/package=mmtdiff},
  }