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Kennedy, S.D.: Dilemmas abound with Internet ads (1996)
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Sieverts, E.: Citatie-zoeken op het Web (1997)
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Still, J.: ¬The Database of Classical Bibliography (1997)
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Search tools (1997)
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Dolin, R.; Agrawal, D.; El Abbadi, A.; Pearlman, J.: Using automated classification for summarizing and selecting heterogeneous information sources (1998)
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