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Ladwig, E.: Verborgenes Wissen (1999)
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Brandner, G.: Bitte melde Dich : Personensuche im Web (1999)
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Schweibenz, W.: Proactive Web design : Maßnahmen zur Verbesserung der Auffindbarkeit von Webseiten durch Suchmaschinen (1999)
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Chakrabarti, S.; Dom, B.; Kumar, S.R.; Raghavan, P.; Rajagopalan, S.; Tomkins, A.; Kleinberg, J.M.; Gibson, D.: Neue Pfade durch den Internet-Dschungel : Die zweite Generation von Web-Suchmaschinen (1999)
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Carnevali, M.: Lost in Cyberspace? : Informationssuche mit Search Engines im World Wide Web (1996)
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Chen, H.; Houston, A.L.; Sewell, R.R.; Schatz, B.R.: Internet browsing and searching : user evaluations of category map and concept space techniques (1998)
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