BibTeX Reference for “Voice Extensible Markup Language (VoiceXML) 2.1”

@TechReport{Rehor:07:VEM,
  author      = "Kenneth Rehor and Alex Lee and Scott McGlashan and Jerry Carter and David Burke and Daniel Burnett and RJ Auburn and Brandon Porter and Paolo Baggia and Michael Bodell and Matt Oshry",
  title       = "Voice Extensible Markup Language ({VoiceXML}) {2.1}",
  month       = jun,
  note        = "https://www.w3.org/TR/2007/REC-voicexml21-20070619/",
  year        = "2007",
  bibsource   = "https://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Recommendation",
  institution = "W3C",
}