Reference for “RIF Basic Logic Dialect”

@TechReport{Kifer:08:RBL,
  author      = "Michael Kifer and Harold Boley",
  title       = "{RIF} Basic Logic Dialect",
  month       = apr,
  note        = "http://www.w3.org/TR/2008/WD-rif-bld-20080415/",
  year        = "2008",
  bibsource   = "http://webcapita.com/w3c-bibliography/2008/WD-rif-bld-20080415/",
  type        = "{W3C} Working Draft",
  institution = "W3C",
}