Reference for “Use Cases for Possible Future EMMA Features”

@TechReport{Johnston:09:UCP,
  author      = "Michael Johnston",
  title       = "Use Cases for Possible Future {EMMA} Features",
  month       = dec,
  note        = "http://www.w3.org/TR/2009/NOTE-emma-usecases-20091215",
  year        = "2009",
  bibsource   = "http://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Note",
  institution = "W3C",
}