Pritikin J (2025). rpf: Response Probability Functions. R package version 1.0.15, https://github.com/jpritikin/rpf.

Pritikin, J. N., & Falk, C. F. (2020). OpenMx: A modular research environment for item response theory methods development. Applied Psychological Measurement, 44(7-8), 561-562.<doi:10.1177/0146621620929431>

Corresponding BibTeX entries:

  @Manual{,
    title = {rpf: Response Probability Functions},
    author = {Joshua Pritikin},
    year = {2025},
    note = {R package version 1.0.15},
    url = {https://github.com/jpritikin/rpf},
  }

  @Article{,
    title = {OpenMx: A modular research environment for item response
      theory methods development},
    author = {Joshua N. Pritikin and Carl F. Falk},
    journal = {Applied Psychological Measurement},
    year = {2020},
    volume = {44},
    number = {7-8},
    pages = {561--562},
    doi = {10.1177/0146621620929431},
  }