To cite package ‘rgl.cry’ in publications use:

Saitou T (2025). rgl.cry: 'cry' and 'rgl' — Applications in Crystallography. R package version 0.1.1, https://github.com/saitoutoshihide/rgl.cry.

Corresponding BibTeX entry:

  @Manual{,
    title = {rgl.cry: 'cry' and 'rgl' — Applications in
      Crystallography},
    author = {Toshihide Saitou},
    year = {2025},
    note = {R package version 0.1.1},
    url = {https://github.com/saitoutoshihide/rgl.cry},
  }