@inbook{kertesz_varadi_2013, 
  title={Legal Aspects of Data Protection in Cloud Federations}, 
  DOI={10.1007/978-3-642-38586-5_15}, 
  publisher={Springer Berlin Heidelberg}, 
  author={Kertesz and Varadi}, 
  year={2013}, 
  month={Sep}
  }