To cite package ‘ggmapcn’ in publications use:

Ren L (2025). ggmapcn: Customizable China and Global Map Visualizations. R package version 0.3.0, https://github.com/rimagination/ggmapcn.

Corresponding BibTeX entry:

  @Manual{,
    title = {ggmapcn: Customizable China and Global Map
      Visualizations},
    author = {Liang Ren},
    year = {2025},
    note = {R package version 0.3.0},
    url = {https://github.com/rimagination/ggmapcn},
  }