Robert Demolombe. Answers About Validity and Completeness of Data: Formal Definitions, Usefulness and Computation Technique. In Troels Andreasen, Henning Christiansen, Henrik Legind Larsen, editors, Flexible Query Answering Systems, Third International Conference, FQAS 98, Roskilde, Denmark, May 13-15, 1998, Proceedings. Volume 1495 of Lecture Notes in Computer Science, pages 138-147, Springer, 1998. [doi]
Abstract is missing.