To cite package ‘fastcmprsk’ in publications use:

  Kawaguchi ES (2024). _fastcmprsk: Fine-Gray Regression via
  Forward-Backward Scan_. R package version 1.24.10,
  <https://CRAN.R-project.org/package=fastcmprsk>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {fastcmprsk: Fine-Gray Regression via Forward-Backward Scan},
    author = {Eric S. Kawaguchi},
    year = {2024},
    note = {R package version 1.24.10},
    url = {https://CRAN.R-project.org/package=fastcmprsk},
  }