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Moody, G.: Searching the Web for gigabucks (1996)
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World Wide Web search engines : Inktomi Corporation (1996)
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Brenner, E.: ¬The little search engine that could (1997)
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Brin, S.; Page, L.: ¬The anatomy of a large-scale hypertextual Web search engine (1998)
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Bar-Ilan, J.: Evaluating the stability of the search tools Hotbot and Snap : a case study (2000)
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