@inproceedings{VaughanZdancewic:CryptoDLM:2007,
  author    = {Jeffrey A. Vaughan and Steve Zdancewic},
  title     = {A Cryptographic Decentralized Label Model},
  year      = {2007},
  booktitle = {IEEE Symposium on Security and Privacy},
  address   = {Berkeley, California},
  pages     = {192--206},
  pdf       = {http://www.cis.upenn.edu/~vaughan2/docs/cryptodlm.pdf}
}