To cite vrpr in publications, please cite both the package and the
underlying PyVRP solver:

  Leite A, Wasiliew M, Vasconcelos H, Amorim C, Bezerra D, Nascimento
  Barreto J (2026). _vrpr: Vehicle Routing Problem Solver (PyVRP for
  R)_. R package version 0.2.2,
  <https://github.com/StrategicProjects/vrpr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {{vrpr}: Vehicle Routing Problem Solver (PyVRP for R)},
    author = {André Leite and Marcos Wasiliew and Hugo Vasconcelos and Carlos Amorim and Diogo Bezerra and Júlia {Nascimento Barreto}},
    year = {2026},
    note = {R package version 0.2.2},
    url = {https://github.com/StrategicProjects/vrpr},
  }

  Wouda N, Lan L, Kool W (2024). “PyVRP: a high-performance VRP solver
  package.” _INFORMS Journal on Computing_. doi:10.1287/ijoc.2023.0055
  <https://doi.org/10.1287/ijoc.2023.0055>. vrpr vendors and rewires
  the PyVRP C++ core.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {{PyVRP}: a high-performance {VRP} solver package},
    author = {Niels A. Wouda and Leon Lan and Wouter Kool},
    journal = {INFORMS Journal on Computing},
    year = {2024},
    doi = {10.1287/ijoc.2023.0055},
    note = {vrpr vendors and rewires the PyVRP C++ core},
  }
