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Bar-Ilan, J.; Levene, M.; Mat-Hassan, M.: Methods for evaluating dynamic changes in search engine rankings : a case study (2006)
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Bar-Ilan, J.; Keenoy, K.; Yaari, E.; Levene, M.: User rankings of search engine results (2007)
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Bar-Ilan, J.; Keenoy, K.; Levene, M.; Yaari, E.: Presentation bias is significant in determining user preference for search results : a user study (2009)
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