1. Ando, R.: Exploiting Unannotated Corpora for Tagging and Chunking. In: Proc. of ACL (2004)
2. Buchanan, B.G., Shortliffe, E.H. (eds.): Rule-Based Expert Systems: The MYCIN Experiments of the Stanford Heuristic Programming Project. Addison-Wesley Publishing Company, Reading (1984)
3. Buneman, P., Khanna, S., Tan, W.: Why and Where: A Characterization of Data Provenance. In: Proc. of 8th International Conference on Database Theory (2001)
4. Lecture Notes in Computer Science;P. Cimiano,2005
5. Cowell, A., McGuinness, D., Varley, C., Thurman, D.: Knowledge-Worker Requirements for Next Generation Query Answering and Explanation Systems. In: Proc. of the Workshop on Intelligent User Interfaces for Intelligence Analysis, International Conference on Intelligent User Interfaces (IUI 2006), Sydney, Australia (2006)