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Pollard, R.: ¬A hypertext-based thesaurus as a subject browsing aid for bibliographic databases (1993)
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- Information processing and management. 29(1993) no.3, S.345-357
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Tenopir, C.; Wang, P.; Zhang, Y.; Simmons, B.; Pollard, R.: Academic users' interactions with ScienceDirect in search tasks : affective and cognitive behaviors (2008)
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- Information processing and management. 44(2008) no.1, S.105-121