Reference for “DIAL Part 0: Primer”

@TechReport{Smith:07:DPP,
  author      = "Kevin Smith",
  title       = "{DIAL} Part 0: Primer",
  month       = nov,
  note        = "http://www.w3.org/TR/2007/WD-dial-primer-20071101/",
  year        = "2007",
  bibsource   = "http://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Working Draft",
  institution = "W3C",
}