Reference for “RIF Production Rule Dialect”

@TechReport{Hallmark:09:RPR,
  author      = "Gary Hallmark and Adrian Paschke and Christian de Sainte Marie",
  title       = "{RIF} Production Rule Dialect",
  month       = oct,
  note        = "http://www.w3.org/TR/2009/CR-rif-prd-20091001/",
  year        = "2009",
  bibsource   = "http://w2.syronex.com/jmr/w3c-biblio",
  type        = "Candidate Recommendation",
  institution = "W3C",
}