Reference for “Voice Extensible Markup Language (VoiceXML) Version 2.0”

@TechReport{Ferrans:04:VEM,
  author      = "Jim Ferrans and Brad Porter and Steph Tryphonas and Bruce Lucas and Peter Danielsen and Daniel C. Burnett and Andrew Hunt and Scott McGlashan and Ken Rehor and Jerry Carter",
  title       = "Voice Extensible Markup Language ({VoiceXML}) Version 2.0",
  month       = mar,
  note        = "http://www.w3.org/TR/2004/REC-voicexml20-20040316/",
  year        = "2004",
  bibsource   = "http://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Recommendation",
  institution = "W3C",
}