Paolo Bouquet Harry Halpin Heiko Stoermer Giovanni Tummarello Proceedings of the 1st IRSW2008 International Workshop on Identity and Reference on the Semantic Web, Tenerife, Spain, June 2, 2008 IRSW CEUR-WS.org CEUR Workshop Proceedings 422 2008 db/conf/esws/irsw2008.html