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Peters, B.: ¬The search engine democracy : metaphors and Muhammad (2007)
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Frau-Meigs, D.: Minding the gatekeepers : search engines for young people, and the regulatory riddle of harmful content - an environmental cognition perspective (2007)
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Summann, F.; Lossau, N.: Search engine technology and digital libraries : moving from theory to practice (2004)
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Bilal, D.: Ranking, relevance judgment, and precision of information retrieval on children's queries : evaluation of Google, Yahoo!, Bing, Yahoo! Kids, and ask Kids (2012)
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Mindlin, A.: ¬The pursuit of knowledge, from Babel to Google (2004)
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