To cite package ‘kst’ in publications use:

  Stahl C, Meyer D, Hockemeyer C (2022). _kst: Knowledge Space Theory_.
  R package version 0.5-4, <https://CRAN.R-project.org/package=kst>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {kst: Knowledge Space Theory},
    author = {Christina Stahl and David Meyer and Cord Hockemeyer},
    year = {2022},
    note = {R package version 0.5-4},
    url = {https://CRAN.R-project.org/package=kst},
  }