Boanerges Aleman-Meza Uldis Bojars Harold Boley John G. Breslin Malgorzata Mochol Lyndon J. B. Nixon Axel Polleres Anna V. Zhdanova Combining RDF Vocabularies for Expert Finding. 235-250 2007 conf/esws/2007 ESWC http://dx.doi.org/10.1007/978-3-540-72667-8_18 db/conf/esws/eswc2007.html#Aleman-MezaBBBMNPZ07