@incollection{Lassila-99-RDF,
  author      = "Ora Lassila",
  title       = "Resource Description Framework ({RDF}) Model and Syntax Specification",
  month       = feb,
  note        = "http://www.w3.org/TR/1999/REC-rdf-syntax-19990222/",
  year        = "1999",
  bibsource   = "https://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Recommendation",
  institution = "W3C",
}
@incollection{sparql-11,
  author      = "",
  title       = "{SPARQL} 1.1 Overview",
  month       = mar,
  note        = "http://www.w3.org/TR/2013/REC-sparql11-overview-20130321/",
  year        = "2013",
  bibsource   = "https://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Recommendation",
  institution = "W3C",
}


