To cite the underdisp package in publications use:

Bagozzi B (2026). underdisp: Diagnostics and Models for Underdispersed Count Data. R package version 0.2.0, https://CRAN.R-project.org/package=underdisp.

The at-risk screen, the calibrated threshold, and the fixed-effects results are developed in:

Bagozzi B (2026). “Revisiting Underdispersion in Political Science: Diagnostics and a Typology for Count Data.” Working paper.

Corresponding BibTeX entries:

  @Manual{,
    title = {underdisp: Diagnostics and Models for Underdispersed Count
      Data},
    author = {Benjamin E. Bagozzi},
    year = {2026},
    note = {R package version 0.2.0},
    url = {https://CRAN.R-project.org/package=underdisp},
  }

  @Unpublished{,
    title = {Revisiting Underdispersion in Political Science:
      Diagnostics and a Typology for Count Data},
    author = {Benjamin E. Bagozzi},
    year = {2026},
    note = {Working paper},
  }