To cite package ‘OptimalFactor’ in publications use:

  Ventura-Leon J (2026). _OptimalFactor: Item Selection in Factor
  Analysis by Boosting and Specification Search_. R package version
  1.5.0, <https://CRAN.R-project.org/package=OptimalFactor>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {OptimalFactor: Item Selection in Factor Analysis by Boosting and Specification
Search},
    author = {Jose Ventura-Leon},
    year = {2026},
    note = {R package version 1.5.0},
    url = {https://CRAN.R-project.org/package=OptimalFactor},
  }