@InProceedings{Peterson04,
  author =       {Z.~N.~J. Peterson and R.~Burns and A.~Stubblefield},
  title  =       {Limiting Liability in a Federally Compliant File System},
  booktitle =    {Proceedings of the {PORTIA} Workshop on Sensitive Data in
                  Medical, Financial, and Content Distribution Systems},
  year =         2004,
  month =        {July}
}