To cite package ‘lsirm12pl’ in publications use:

  Go D, Kim G, Park J (2026). _lsirm12pl: Latent Space Item Response
  Model_. R package version 2.0.2,
  <https://CRAN.R-project.org/package=lsirm12pl>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {lsirm12pl: Latent Space Item Response Model},
    author = {Dongyoung Go and Gwanghee Kim and Jina Park},
    year = {2026},
    note = {R package version 2.0.2},
    url = {https://CRAN.R-project.org/package=lsirm12pl},
  }