BibTeX Reference for “HTML+RDFa 1.1 - Second Edition”

@TechReport{Sporny:15:HSE,
  author      = "Manu Sporny",
  title       = "{HTML}+RDFa {1.1} - Second Edition",
  month       = mar,
  note        = "https://www.w3.org/TR/2015/REC-html-rdfa-20150317/",
  year        = "2015",
  bibsource   = "https://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Recommendation",
  institution = "W3C",
}