@TECHREPORT{cucs99stacksec,
  AUTHOR =       "E. {Zadok}",
  TITLE =        "Stackable File Systems as a Security Tool",
  INSTITUTION =  "Computer Science Department, Columbia University",
  YEAR =         "1999",
  MONTH =        "December",
  NUMBER =       "CUCS-036-99",
  NOTE =         "\url{www.cs.columbia.edu/~library}",
}