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Lewandowski, D.: Freiwillige Selbstkontrolle, Stärkung "alternativer Suchmaschinen" : Suchmaschinen und Politik (2005)
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Lewandowski, D.: Nachweis deutschsprachiger bibliotheks- und informationswissenschaftlicher Aufsätze in Google Scholar (2007)
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Lewandowski, D.: ¬The retrieval effectiveness of web search engines : considering results descriptions (2008)
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Lewandowski, D.; Mayr, P.: Exploring the academic invisible Web (2006)
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Lewandowski, D.: ¬The retrieval effectiveness of search engines on navigational queries (2011)
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Lewandowski, D.: ¬A framework for evaluating the retrieval effectiveness of search engines (2012)
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Lewandowski, D.; Drechsler, J.; Mach, S. von: Deriving query intents from web search engine queries (2012)
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Lewandowski, D.; Spree, U.: Ranking of Wikipedia articles in search engines revisited : fair ranking for reasonable quality? (2011)
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Lewandowski, D.: Evaluating the retrieval effectiveness of web search engines using a representative query sample (2015)
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Schaer, P.; Mayr, P.; Sünkler, S.; Lewandowski, D.: How relevant is the long tail? : a relevance assessment study on million short (2016)
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Lewandowski, D.; Sünkler, S.; Kerkmann, F.: Are ads on Google search engine results pages labeled clearly enough? : the influence of knowledge on search ads on users' selection behaviour (2017)
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Lewandowski, D.; Kerkmann, F.; Rümmele, S.; Sünkler, S.: ¬An empirical investigation on search engine ad disclosure (2018)
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Lewandowski, D.; Sünkler, S.: What does Google recommend when you want to compare insurance offerings? (2019)
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Sundin, O.; Lewandowski, D.; Haider, J.: Whose relevance? : Web search engines as multisided relevance machines (2022)
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