Peer-to-Peer, Grid, and Service-Orientation in Digital Library Architectures - Türker, Can; Agosti, Maristella; Kanade, Takeo; Schek, H.-J; Schek, Hans-Jörg; Schek, Hans-JÃ¶rg; TÃ¼rker, Can (Springer Berlin / Heidelberg, 2005)