To cite {tvGarchKF} package in publications use:

Arancibia T, Ferreira G, Rodríguez-Cortés F (2026). tvGarchKF. https://github.com/Tomas-UDEC/tvGarchKF.

Corresponding BibTeX entry:

  @Manual{,
    title = {tvGarchKF},
    author = {Tomás Arancibia and Guillermo Ferreira and Francisco
      Rodríguez-Cortés},
    year = {2026},
    url = {https://github.com/Tomas-UDEC/tvGarchKF},
  }