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Gillitzer, B.: Yewno (2017)
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Poynder, R.: Web research engines? (1996)
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Schwartz, C.: Web search engines (1998)
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Scholer, F.; Williams, H.E.; Turpin, A.: Query association surrogates for Web search (2004)
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Roy, R.S.; Agarwal, S.; Ganguly, N.; Choudhury, M.: Syntactic complexity of Web search queries through the lenses of language models, networks and users (2016)
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