To cite the BKP package in publications use:

  Zhao J, Qing K, Xu J (2025). “BKP: An R Package for Beta Kernel
  Process Modeling.” doi:10.48550/arXiv.2508.10447
  <https://doi.org/10.48550/arXiv.2508.10447>. arXiv:2508.10447,
  <https://arxiv.org/abs/2508.10447>.

A BibTeX entry for LaTeX users is

  @Misc{,
    title = {BKP: An R Package for Beta Kernel Process Modeling},
    author = {Jiangyan Zhao and Kunhai Qing and Jin Xu},
    year = {2025},
    note = {arXiv:2508.10447},
    url = {https://arxiv.org/abs/2508.10447},
    doi = {10.48550/arXiv.2508.10447},
  }

  Zhao J, Qing K, Xu J (2026). _BKP: Beta Kernel Process Modeling_.
  doi:10.32614/CRAN.package.BKP
  <https://doi.org/10.32614/CRAN.package.BKP>. R package version 0.3.0,
  <https://cran.r-project.org/package=BKP>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {BKP: Beta Kernel Process Modeling},
    author = {Jiangyan Zhao and Kunhai Qing and Jin Xu},
    year = {2026},
    note = {R package version 0.3.0},
    url = {https://cran.r-project.org/package=BKP},
    doi = {10.32614/CRAN.package.BKP},
  }