BibTeX Reference for “CSS Syntax Module Level 3”

@TechReport{Jr.:21:CSM,
  author      = "Tab Atkins Jr. and Simon Sapin",
  title       = "{CSS} Syntax Module Level 3",
  month       = dec,
  note        = "https://www.w3.org/TR/2021/CRD-css-syntax-3-20211224/",
  year        = "2021",
  bibsource   = "https://w2.syronex.com/jmr/w3c-biblio",
  type        = "Candidate Recommendation",
  institution = "W3C",
}