To cite package ‘cifmodeling’ in publications use:

  Tanaka S (2026). _cifmodeling: Visualization and Polytomous Modeling
  of Survival and Competing Risks_. R package version 0.9.9,
  <https://github.com/gestimation/cifmodeling>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {cifmodeling: Visualization and Polytomous Modeling of Survival and Competing
Risks},
    author = {Shiro Tanaka},
    year = {2026},
    note = {R package version 0.9.9},
    url = {https://github.com/gestimation/cifmodeling},
  }