Robert McCann Bedoor K. AlShebli Quoc Le Hoa Nguyen Long Vu AnHai Doan Mapping Maintenance for Data Integration Systems. 1018-1030 2005 conf/vldb/2005 VLDB http://www.vldb2005.org/program/paper/fri/p1018-mccann.pdf db/conf/vldb/vldb2005.html#McCannALNVD05