Aberer, Karl ; Alima, Luc Onana ; Ghodsi, Ali ; Girdzijauskas, Sarunas ; Haridi, Seif ; Hauswirth, Manfred: The essence of P2P: A reference architecture for overlay networks. In: Proc. of the Fifth IEEE International Conference on Peer-to-Peer Computing, "Use of Computers at the Edge of Networks (P2P, Grid, Clusters)", 2005. - Konstanz, Germany