To cite package ‘xegaGpGene’ in publications use:

  Geyer-Schulz A (2024). _xegaGpGene: Genetic Operations for
  Grammar-Based Genetic Programming_. R package version 1.0.0.1,
  <https://github.com/ageyerschulz/xegagpgene>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {xegaGpGene: Genetic Operations for Grammar-Based Genetic Programming},
    author = {Andreas Geyer-Schulz},
    year = {2024},
    note = {R package version 1.0.0.1},
    url = {https://github.com/ageyerschulz/xegagpgene},
  }