Reference for “Web Characterization: From working group to activity”

@TechReport{Nielsen:99:WCF,
  author      = "Henrik Frystyk Nielsen and Jim Pitkow and Johan Hjelm",
  title       = "Web Characterization: From working group to activity",
  month       = mar,
  note        = "http://www.w3.org/TR/1999/NOTE-WCA-19990319",
  year        = "1999",
  bibsource   = "http://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Note",
  institution = "W3C",
}