To cite package ‘gbcrosswalk’ in publications use:

Wang Y (2026). gbcrosswalk: Crosswalk Chinese GB Industry Classifications Across Years. R package version 0.0.9, https://github.com/robin621/gbcrosswalk.

Corresponding BibTeX entry:

  @Manual{,
    title = {gbcrosswalk: Crosswalk Chinese GB Industry Classifications
      Across Years},
    author = {Yajie Wang},
    year = {2026},
    note = {R package version 0.0.9},
    url = {https://github.com/robin621/gbcrosswalk},
  }