@InBook{dsi:risen:book06,
      AUTHOR = {Dikaiakos, Marios and Sakellariou, Rizos and Ioannidis, Yannis},
      TITLE = {Information Services for Large-scale Grids: A Case for a Grid Search Engine},
      YEAR = {2006},
      PAGES = {571-585},
      EDITOR = {Dongarra, Jack and Zima, Hans and Hoisie, Adolfy and Yang, Laurence and Martino, Beniamino Di},
      PUBLISHER = {American Scientific Publishers},
      CHAPTER = {Engineering the Grid: status and perspectives},
      NOTE = {Also published as CoreGRID Technical Report TR-0009},
      KEYWORDS = {WP2}
}