@article{14924,
  title = "Before and after GDPR: tracking in mobile apps",
  author = "Konrad Kollnig and Reuben Banns and Max Van Kleek and Jun Zhao and Ulrik Lyngs and Claudine Tinsman and Nigel Shadbolt",
  year = "2021",
  journal = "Internet Policy Review",
  url = "https://policyreview.info/articles/analysis/and-after-gdpr-tracking-mobile-apps",
  doi = "10.14763/2021.4.1611",
}