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Tenopir, C.: Integrating electronic reference (1995)
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Tenopir, C.; Hover, K.: When is the same database not the same : database differences among systems (1993)
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Hewett, S.: ¬The future for mediated online search services in an academic institution : a case study (1997)
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Hixson, C.R.: CD-ROM and the undergraduate : reference and instruction at risk (1993)
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Tenopir, C.: Electronic reference options : tracking the changes (1995)
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