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Tenopir, C.; Ennis, L.: ¬The digital reference work of academic libraries (1998) 0.02

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Source: Online. 22(1998) no.4, S.22-28

Tenopir, C.: Reference services from RLG (1995) 0.01

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Date: 25.11.1995 19:22:01

Tenopir, C.: Integrating electronic reference (1995) 0.01

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Date: 25.11.1995 19:22:01

Tenopir, C.; Neufang, R.: Electronic reference options : how they stack up in research libraries (1992) 0.01

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Source: Online. 16(1992) no.2, S.22-28

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