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Feng, S.: ¬A comparative study of indexing languages in single and multidatabase searching (1989)
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Jascó, P.: Information Science Abstracts (1997)
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SilverPlatter to offer NewsNet's NewsFlash, Bowker databases (1997)
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Nicholas, D.: LISA Plus on CD-ROM : version 4 (1997)
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Moore, N.L.: LISA PLUS by Bowker-Saur : new developments in the PLUS user interface (1994)
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