- IEEE Transactions on Knowledge and Data Engineering 1(1):146-166 (March 1989)
- Proceedings of the 30th Intl Symp. Multi-valued Logics, page 337--344. Portland, Oregon, IEEE Computer Society Press, (May 2000)
- Entailment: The Logic of Relevance and Necessity, 2, Princeton University Press, (1992)
- Modern Uses of Multiple-Valued Logic, Reidel Publishing Company, Boston, (1977)
- First International Workshop on Inconsistency in Data and Knowledge, at the International Joint Conference on Artificial Intelligence, IJCAI-01, Seattle, USA, (August 2001)
- Research Report, Doc 98/7. Imperial College London, (September 1998)
- Computational Intelligence (1988)
- Artificial Intelligence 77(2):321--357 (1995)
- Knowledge Engineering Review (1995)
- Data Knowl. Eng. 20(3):259--286 (November 1996)
- ACM Transactions on Asian Language Information Processing TALIP 3(1):1--10 (March 2004)
- What is a logical system?, Oxford University Press, New York, NY, USA, (1994)
- Information Systems 11(1):61--85 (1986)
- Proceedings of the IEEE 74(10):1431--1444 (1986)
- Fuzzy Sets and Systems, 40, Elsevier, (March 1991)
- Principles of knowledge representation, (1997)
- Int Conf Intelligent Systems for Molecular Biology, 6, page 25--34. Montreal, Canada, (June 1998)
- Commun. ACM 26(11):832--843 (November 1983)
- Proceedings of the International Workshop on (1999)
- Knowledge Engineering McGraw-Hill, New York, (1990)


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