Shinji Kikuchi, Aastha Madaan, Shelly Sachdeva, Subhash Bhalla: Databases in Networked Information Systems - 7th International Workshop, DNIS 2011, Aizu-Wakamatsu, Japan, December 12-14, 2011. Proceedings. Lecture Notes in Computer Science 7108, Springer 2011, ISBN 978-3-642-25730-8