BibTeX Reference for “Web Content Accessibility Guidelines (WCAG) 2.1”

@TechReport{O'Connor:18:WCA,
  author      = "Joshue O'Connor and Michael Cooper and Alastair Campbell and Andrew Kirkpatrick",
  title       = "Web Content Accessibility Guidelines ({WCAG}) {2.1}",
  month       = jun,
  note        = "https://www.w3.org/TR/2018/REC-WCAG21-20180605/",
  year        = "2018",
  bibsource   = "https://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Recommendation",
  institution = "W3C",
}