@article{venkatadri2019investigating,
  title={Investigating sources of PII used in Facebook's targeted advertising},
  author={Venkatadri, Giridhari and Lucherini, Elena and Sapiezynski, Piotr and Mislove, Alan},
  journal={Proceedings on Privacy Enhancing Technologies},
  volume={2019},
  number={1},
  pages={227--244},
  year={2019},
  publisher={Sciendo}
}