Reference for “XML Signature Syntax and Processing Version 2.0”

@TechReport{Yiu:09:XSS,
  author      = "Kelvin Yiu and Thomas Roessler and Frederick Hirsch and Ed Simon and David Solo and Pratik Datta and Barbara Fox and Joseph Reagle and Brian LaMacchia and Mark Bartel and John Boyer and Donald Eastlake",
  title       = "{XML} Signature Syntax and Processing Version 2.0",
  month       = oct,
  note        = "http://www.w3.org/TR/2009/WD-xmldsig-core2-20091022/",
  year        = "2009",
  bibsource   = "http://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Working Draft",
  institution = "W3C",
}