Christoph Koch Johannes Gehrke Minos N. Garofalakis Divesh Srivastava Karl Aberer Anand Deshpande Daniela Florescu Chee Yong Chan Venkatesh Ganti Carl-Christian Kanne Wolfgang Klas Erich J. Neuhold Proceedings of the 33rd International Conference on Very Large Data Bases, University of Vienna, Austria, September 23-27, 2007 VLDB 2007 978-1-59593-649-3 ACM db/conf/vldb/vldb2007.html