Reference for “Namespaces in XML 1.1”

@TechReport{Tobin:04:NX,
  author      = "Richard Tobin and Tim Bray and Dave Hollander and Andrew Layman",
  title       = "Namespaces in {XML} 1.1",
  month       = feb,
  note        = "http://www.w3.org/TR/2004/REC-xml-names11-20040204",
  year        = "2004",
  bibsource   = "http://w2.syronex.com/jmr/w3c-biblio",
  type        = "supersed Work",
  institution = "W3C",
}