Horacio L. Arló-Costa, Isaac Levi. A complete characterization of a notion of contraction based on information-value. In James P. Delgrande, Torsten Schaub, editors, 10th International Workshop on Non-Monotonic Reasoning (NMR 2004), Whistler, Canada, June 6-8, 2004, Proceedings. pages 25-40, 2004. [doi]
Abstract is missing.