@MISC{USP9959279,
  TITLE =        "Multi-Tier Caching",
  AUTHOR =       "Archak, S. and Dixit, S. and Spillane, R.P. and Zadok, E.",
  URL =          "http://www.google.com/patents/US9959279B2",
  YEAR =         "2018",
  MONTH =        "May",
  PUBLISHER =    "Google Patents",
  NOTE =         "US Patent 9,959,279",
}