Reference for “XHTML™ 2.0”

@TechReport{Epperson:06:X,
  author      = "Beth Epperson and Masayasu Ishikawa and Micah Dubinko and Steven Pemberton and Shane McCarron and Jonny Axelsson and Ann Navarro and Mark Birbeck",
  title       = "{XHTML}\texttrademark{} 2.0",
  month       = jul,
  note        = "http://www.w3.org/TR/2006/WD-xhtml2-20060726",
  year        = "2006",
  bibsource   = "http://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Working Draft",
  institution = "W3C",
}