To cite package ‘XGeoRTR’ in publications use:

  Bertrand F (2026). _XGeoRTR: Backend-Neutral Explainable Geometry
  State and Operators_. R package version 0.4.0.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {XGeoRTR: Backend-Neutral Explainable Geometry State and Operators},
    author = {Frederic Bertrand},
    year = {2026},
    note = {R package version 0.4.0},
  }