To cite package ‘PDtoolkit’ in publications use:

Djurovic A (2025). PDtoolkit: Collection of Tools for PD Rating Model Development and Validation. R package version 1.2.1, https://github.com/andrija-djurovic/pdtoolkit.

Corresponding BibTeX entry:

  @Manual{,
    title = {PDtoolkit: Collection of Tools for PD Rating Model
      Development and Validation},
    author = {Andrija Djurovic},
    year = {2025},
    note = {R package version 1.2.1},
    url = {https://github.com/andrija-djurovic/pdtoolkit},
  }