To cite package ‘rdrobust’ in publications use:

  Calonico S, Cattaneo MD, Farrell MH, Titiunik R (2026). _rdrobust:
  Robust Data-Driven Statistical Inference in Regression-Discontinuity
  Designs_. R package version 4.0.0,
  <https://CRAN.R-project.org/package=rdrobust>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {rdrobust: Robust Data-Driven Statistical Inference in
Regression-Discontinuity Designs},
    author = {Sebastian Calonico and Matias D. Cattaneo and Max H. Farrell and Rocio Titiunik},
    year = {2026},
    note = {R package version 4.0.0},
    url = {https://CRAN.R-project.org/package=rdrobust},
  }