Reference for “Voice Extensible Markup Language (VoiceXML) 3.0 Requirements”

@TechReport{Candell:08:VEM,
  author      = "Emily Candell and Jeff Hoepfinger",
  title       = "Voice Extensible Markup Language ({VoiceXML}) 3.0 Requirements",
  month       = aug,
  note        = "http://www.w3.org/TR/2008/WD-vxml30reqs-20080808/",
  year        = "2008",
  bibsource   = "http://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Working Draft",
  institution = "W3C",
}