To cite package ‘garchx’ in publications use:

  Sucarrat G (2026). _garchx: Flexible and Robust GARCH-X Modelling_. R
  package version 1.7, <https://CRAN.R-project.org/package=garchx>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {garchx: Flexible and Robust GARCH-X Modelling},
    author = {Genaro Sucarrat},
    year = {2026},
    note = {R package version 1.7},
    url = {https://CRAN.R-project.org/package=garchx},
  }