4Th International Conference on Web Delivering of Music (Wedelmusic 2004), Date: SEP 13-14, 2004, Location: Barcelona, SPAIN, Sponsors: Univ Pompeu Fabra, Estudis Informat, Fraunhofer Inst Graphische Datenverarbeit, FhG-IGD, Univ Degli Studi Firenze, Dipartiment Sistemi Informat, Interact MusicNetwork Multimedia, MUSICNETWORK Project, IST, European Commiss, Univ Leeds, Interdisciplinary Ctr Sci Res Music