Diego Calvanese, Giuseppe De Giacomo, Maurizio Lenzerini, Moshe Y. Vardi. Simplifying schema mappings. In Tova Milo, editor, Database Theory - ICDT 2011, 14th International Conference, Uppsala, Sweden, March 21-24, 2011, Proceedings. pages 114-125, ACM, 2011. [doi]
Abstract is missing.