BibTeX Reference for “Specification for Spoken Presentation in HTML”

@TechReport{Ran:21:SSP,
  author      = "Ruoxi Ran and Markku Hakkinen and Irfan Ali and Paul Grenier",
  title       = "Specification for Spoken Presentation in {HTML}",
  month       = sep,
  note        = "https://www.w3.org/TR/2021/WD-spoken-html-20210923/",
  year        = "2021",
  bibsource   = "https://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Working Draft",
  institution = "W3C",
}