To cite package ‘PanelSelect’ in publications use:

  Peng J (2026). _PanelSelect: Panel Sample Selection Models_. R
  package version 2.0.0,
  <https://CRAN.R-project.org/package=PanelSelect>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {PanelSelect: Panel Sample Selection Models},
    author = {Jing Peng},
    year = {2026},
    note = {R package version 2.0.0},
    url = {https://CRAN.R-project.org/package=PanelSelect},
  }