@InProceedings{sec08,
  author = 	 {J. Pan and Hartog, J.I. den and Vink, E.P. de},
  title = 	 {An Operation-Based Metric for CPA Resistance}, 
  booktitle = 	 {Proc.\ SEC'08},
  address =      {Milano},
  publisher =	 {IFIP~278},
  year =	 2008,
  editor =	 {S. Jajodia and P. Samarati and S. Cimato},
  pages =	 {429--443}
}