@article{calonico2014robust,
  author = {Calonico, Sebastian and Cattaneo, Matias D. and Titiunik, Rocio},
  title = {Robust Nonparametric Confidence Intervals for Regression Discontinuity Designs},
  journal = {Econometrica},
  year = {2014},
  volume = {82},
  number = {6},
  pages = {2295--2326},
  doi = {10.3982/ECTA11757}
}