To cite package ‘kardl’ in publications use:

  karamelikli H, Demir H (2026). _kardl: Make Symmetric and Asymmetric
  ARDL Estimations_. R package version 2.0.5,
  <https://CRAN.R-project.org/package=kardl>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {kardl: Make Symmetric and Asymmetric ARDL Estimations},
    author = {Huseyin karamelikli and Huseyin Utku Demir},
    year = {2026},
    note = {R package version 2.0.5},
    url = {https://CRAN.R-project.org/package=kardl},
  }