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Jun, W.: ¬A knowledge network constructed by integrating classification, thesaurus and metadata in a digital library (2003)
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Callan, J.: Distributed information retrieval (2000)
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Basili, C.: Subject searching for information : what does it mean in today's Internet environment? (1995)
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Dextre Clarke, S.G.: Thesaural relationships (2001)
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OCLC SiteSearch 3.0 software adds features, flexibility (1996)
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