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Williams, M.E.; Smith, L.C.: New database products : science, technology and medicine (issue 4) (1994)
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Nicholls, P.: Multimedia and CD-ROM Directory 1998 (1998)
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New content for SilverPlatter (1997)
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Williams, M.E.; Burgard, D.E.: New database products : social science, humanities, news and general (issue 12) (1998)
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Kautzman, A.M.; Burg, B.: Rounding up the ROMs : selected CD-ROM guides and directories (1997)
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