Reference for “SPARQL Query Results XML Format”

@TechReport{Beckett:08:SQR,
  author      = "Dave Beckett and Jeen Broekstra",
  title       = "{SPARQL} Query Results {XML} Format",
  month       = jan,
  note        = "http://www.w3.org/TR/2008/REC-rdf-sparql-XMLres-20080115/",
  year        = "2008",
  bibsource   = "http://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Recommendation",
  institution = "W3C",
}