@inproceedings{kern2013anonymity,
  title={Anonymity: A Formalization of Privacy-l-Diversity},
  author={Kern, Michael},
  booktitle={Proceeding zum Seminar Future Internet (FI), Innovative Internet Technologien und Mobilkommunikation(IITM) und Autonomous Communication Networks (ACN),
  volume={49}  
  year={2013}
}