BibTeX Reference for “Primary Language in HTML”

@TechReport{6958210,
  author      = "",
  title       = "Primary Language in {HTML}",
  month       = mar,
  note        = "https://www.w3.org/TR/1998/NOTE-html-lan-19980313",
  year        = "1998",
  bibsource   = "https://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Note",
  institution = "W3C",
}