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Griesbaum, J.; Rittberger, M.; Bekavac, B.: Deutsche Suchmaschinen im Vergleich : AltaVista.de, Fireball.de, Google.de und Lycos.de (2002)
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Bekavac, B.: Suchverfahren und Suchdienste des World Wide Web (1996)
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Bekavac, B.: Metainformationsdienste des Internet (2004)
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