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Kantor, P.B.: Information retrieval techniques (1994)
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Spink, A.: Multiple search sessions model of end-user behaviour : an exploratory study (1996)
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Spink, A.; Cole, C.: New directions in cognitive information retrieval : introduction (2005)
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Blair, D.C.: ¬The challenge of commercial document retrieval : Part I: Major issues, and a framework based on search exhaustivity, determinacy of representation and document collection size (2002)
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Rugg, G.: ¬The future of smart systems in information science (1993)
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