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Nagao, M.: Knowledge and inference (1990)
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Developments in applied artificial intelligence : proceedings / 16th International Conference on Industrial and Engineering Applications of Artificial Intelligence and Expert Systems, IEA/AIE 2003, Loughborough, UK, June 23 - 26, 2003 (2003)
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Debenham, J.: Knowledge engineering : unifying knowledge base and database design (1998)
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Ignizio, J.P.: ¬An Introduction to expert systems : the development and implementation of rule-based expert systems (1991)
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Furnival, A.C.: Delineando as limitacoes : sistemas especialistas e cohecimento tacito (1995)
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