BibTeX Reference for “User Interface for CSS3”

@TechReport{9042816,
  author      = "Tantek \c{C}elik",
  title       = "User Interface for {CSS3}",
  month       = aug,
  note        = "https://www.w3.org/TR/2002/WD-css3-userint-20020802",
  year        = "2002",
  bibsource   = "https://w2.syronex.com/jmr/w3c-biblio",
  type        = "{WD} not longer in development",
  institution = "W3C",
}