Doi http://csdl.computer.org/comp/proceedings/icde/2004/2065/00/20650840.pdf
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A list of all pages that have property "Doi" with value "http://csdl.computer.org/comp/proceedings/icde/2004/2065/00/20650840.pdf"- Web service composition through declarative queries: the case of conjunctive queries with union and negation +
