Reference for “Voice Browsers”

@TechReport{Raggett:98:VB,
  author      = "David Raggett and Or Ben-Nattan",
  title       = "Voice Browsers",
  month       = jan,
  note        = "http://www.w3.org/TR/1998/NOTE-voice-0128",
  year        = "1998",
  bibsource   = "http://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Note",
  institution = "W3C",
}