Simon Razniewski, Werner Nutt. Checking query completeness over incomplete data. In George H. L. Fletcher, Slawek Staworko, editors, Proceedings of the 4th International Workshop on Logic in Databases, Uppsala, Sweden, (EDBT/ICDT '10 joint conference), March 25, 2011, Proceedings. pages 32, ACM, 2011. [doi]
Abstract is missing.