Reference for “Extensible Stylesheet Language (XSL) Requirements Version 2.0”

@TechReport{Bals:08:ESL,
  author      = "Klaas Bals",
  title       = "Extensible Stylesheet Language ({XSL}) Requirements Version 2.0",
  month       = mar,
  note        = "http://www.w3.org/TR/2008/WD-xslfo20-req-20080326/",
  year        = "2008",
  bibsource   = "http://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Working Draft",
  institution = "W3C",
}