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Zielinski, K.; Nielek, R.; Wierzbicki, A.; Jatowt, A.: Computing controversy : formal model and algorithms for detecting controversy on Wikipedia and in search queries (2018)
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Peters, B.: ¬The search engine democracy : metaphors and Muhammad (2007)
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Hock, R.: Search engines (2009)
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Peterson, R.E.: Eight Internet search engines compared (1996)
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Walster, D.: Search engines on the World Wide Web (1997)
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