Database and XML Technologies - International XML Database Symposium; Bressan, Stéphane; Kanade, Takeo; Bressan, StÃ©phane; Ceri, Stefano; Hunt, Ela; Ives, Zachary G.; Rys, Michael; Unland, Rainer; Bellahsène, Zohra (Springer Berlin / Heidelberg, 2005)