To cite package ‘catSurv’ in publications use:

  Montgomery J, Rossiter E (2022). _catSurv: Computerized Adaptive
  Testing for Survey Research_. R package version 1.5.0,
  <https://CRAN.R-project.org/package=catSurv>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {catSurv: Computerized Adaptive Testing for Survey Research},
    author = {Jacob Montgomery and Erin Rossiter},
    year = {2022},
    note = {R package version 1.5.0},
    url = {https://CRAN.R-project.org/package=catSurv},
  }