To cite package ‘epmfd’ in publications use:

Bulut H, Avşar A (2025). epmfd: Exploratory and Person/Item Misfit Diagnostics for Polytomous Data. R package version 1.1.1, https://github.com/hsnbulut/epmfd.

Corresponding BibTeX entry:

  @Manual{,
    title = {epmfd: Exploratory and Person/Item Misfit Diagnostics for
      Polytomous Data},
    author = {Hasan Bulut and Asiye Şengül Avşar},
    year = {2025},
    note = {R package version 1.1.1},
    url = {https://github.com/hsnbulut/epmfd},
  }