To cite package ‘shortIRT’ in publications use:

Epifania OM (2026). shortIRT: Procedures Based on Item Response Theory Models for the Development of Short Test Forms. R package version 2.0.0, https://CRAN.R-project.org/package=shortIRT.

Corresponding BibTeX entry:

  @Manual{,
    title = {shortIRT: Procedures Based on Item Response Theory Models
      for the Development of Short Test Forms},
    author = {Ottavia M. Epifania},
    year = {2026},
    note = {R package version 2.0.0},
    url = {https://CRAN.R-project.org/package=shortIRT},
  }