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subject_ss:"Information services / Use of / Expert systems"
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- author's%3a%22Chen%2c H.-m.%22 2
- authors%3a%22Chen%2c H.-m.%22 2
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Alberico, R.; Micco, M.: Expert systems for reference and information retrieval (1990)
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¬The application of expert systems in libraries and information centers (1992)
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