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Chen, J.: Artificial intelligence (2009)
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Lancaster, F.W.: Artificial intelligence, expert systems and the digital library (1996)
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Simon, H.A.: Artificial intelligence : an empirical science (1995)
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Buckland, M.K.; Florian, D.: Expertise, task complexity, and artificial intelligence : a conceptual framework (1991)
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Endres-Niggemeyer, B.; Schmidt, B.: Knowledge based classification systems : basic issues, a toy system and further prospects (1989)
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