BibTeX Reference for “CSS Shadow Parts”

@TechReport{Jr.:18:CSP,
  author      = "Tab Atkins Jr. and Fergal Daly",
  title       = "{CSS} Shadow Parts",
  month       = nov,
  note        = "https://www.w3.org/TR/2018/WD-css-shadow-parts-1-20181115/",
  year        = "2018",
  bibsource   = "https://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Working Draft",
  institution = "W3C",
}