Uldis Bojars John G. Breslin Vassilios Peristeras Giovanni Tummarello Stefan Decker Interlinking the Social Web with Semantics. 29-40 2008 23 IEEE Intelligent Systems 3 http://doi.ieeecomputersociety.org/10.1109/MIS.2008.50 db/journals/expert/expert23.html#BojarsBPTD08