To cite package ‘GPCMlasso’ in publications use:

Schauberger G (2026). GPCMlasso: Regularized Explanatory Generalized Partial Credit Models. R package version 0.2-0, https://CRAN.R-project.org/package=GPCMlasso.

Corresponding BibTeX entry:

  @Manual{,
    title = {GPCMlasso: Regularized Explanatory Generalized Partial
      Credit Models},
    author = {Gunther Schauberger},
    year = {2026},
    note = {R package version 0.2-0},
    url = {https://CRAN.R-project.org/package=GPCMlasso},
  }