Reference for “OWL 2 Web Ontology Language:XML Serialization”

@TechReport{Grau:08:OWO,
  author      = "Bernardo Cuenca Grau and Peter Patel-Schneider and Boris Motik",
  title       = "{OWL} 2 Web Ontology Language:{XML} Serialization",
  month       = apr,
  note        = "http://www.w3.org/TR/2008/WD-owl2-xml-serialization-20080411/",
  year        = "2008",
  bibsource   = "http://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Working Draft",
  institution = "W3C",
}