%0 Conference Proceedings %B UPGRADE-CN %D 2009 %T Proceedings of the 4th Workshop on the Use of P2P, GRID and Agents for the Development of Content Networks, UPGRADE-CN’09, jointly held with the 18th International Symposium on High-Performance Distributed Computing (HPDC-18 2009), 10 June 2009, Ga %E Fortino, Giancarlo %E Mastroianni, Carlo %E Al-Mukaddim Khan Pathan %E Athena Vakali %B UPGRADE-CN %I ACM %@ 978-1-60558-591-8 %G eng