Forsberg E (2024). D3mirt: Descriptive 3D Multidimensional Item Response Theory Modelling. R package version 2.0.3, https://CRAN.R-project.org/package=D3mirt.

Corresponding BibTeX entry:

  @Manual{,
    title = {D3mirt: Descriptive 3D Multidimensional Item Response
      Theory Modelling},
    author = {Erik Forsberg},
    year = {2024},
    note = {R package version 2.0.3},
    url = {https://CRAN.R-project.org/package=D3mirt},
  }