BibTeX Reference for “CSS Box Model Module Level 3”

@TechReport{Etemad:23:CBM,
  author      = "Elika Etemad",
  title       = "{CSS} Box Model Module Level 3",
  month       = apr,
  note        = "https://www.w3.org/TR/2023/REC-css-box-3-20230406/",
  year        = "2023",
  bibsource   = "https://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Recommendation",
  institution = "W3C",
}