If you use the matRiks package, please cite the following article:

  Brancaccio, A., Epifania, O. M., Anselmi, P., & de Chiusole, D.
  (2025). Automatic Generation of Rule-Based Raven-Like Matrices in R:
  The matRiks Package. *Applied Psychological Measurement*.
  https://doi.org/10.1177/01466216251374826

A BibTeX entry for LaTeX users is

  @Article{,
    entry = {Article},
    title = {Automatic Generation of Rule-Based Raven-Like Matrices in R: The matRiks Package},
    author = {Brancaccio Andrea and Epifania {Ottavia M.} and Anselmi Pasquale and de Chiusole Debora},
    journal = {Applied Psychological Measurement},
    year = {2025},
    doi = {10.1177/01466216251374826},
  }