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  1. Lewandowski, D.: Freiwillige Selbstkontrolle, Stärkung "alternativer Suchmaschinen" : Suchmaschinen und Politik (2005) 7.60 
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  2. Lewandowski, D.; Mayr, P.: Exploring the academic invisible Web (2006) 7.60 
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  3. Lewandowski, D.: Nachweis deutschsprachiger bibliotheks- und informationswissenschaftlicher Aufsätze in Google Scholar (2007) 7.60 
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  4. Lewandowski, D.: ¬The retrieval effectiveness of web search engines : considering results descriptions (2008) 7.60 
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  5. Lewandowski, D.; Mayr, P.: Exploring the academic invisible Web (2006) 7.60 
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  6. Lewandowski, D.: How can library materials be ranked in the OPAC? (2009) 7.60 
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  7. Lewandowski, D.: ¬The retrieval effectiveness of search engines on navigational queries (2011) 7.60 
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  8. Lewandowski, D.: ¬A framework for evaluating the retrieval effectiveness of search engines (2012) 7.60 
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  9. Lewandowski, D.; Drechsler, J.; Mach, S. von: Deriving query intents from web search engine queries (2012) 7.60 
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  10. Lewandowski, D.; Spree, U.: Ranking of Wikipedia articles in search engines revisited : fair ranking for reasonable quality? (2011) 7.60 
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  11. Lewandowski, D.: Evaluating the retrieval effectiveness of web search engines using a representative query sample (2015) 7.60 
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  12. Lewandowski, D.; Haustein, S.: What does the German-language information science community cite? (2015) 7.60 
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  13. Schaer, P.; Mayr, P.; Sünkler, S.; Lewandowski, D.: How relevant is the long tail? : a relevance assessment study on million short (2016) 7.60 
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  14. 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) 7.60 
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  15. Behnert, C.; Lewandowski, D.: ¬A framework for designing retrieval effectiveness studies of library information systems using human relevance assessments (2017) 7.60 
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  16. Lewandowski, D.; Kerkmann, F.; Rümmele, S.; Sünkler, S.: ¬An empirical investigation on search engine ad disclosure (2018) 7.60 
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  17. Lewandowski, D.; Sünkler, S.: What does Google recommend when you want to compare insurance offerings? (2019) 7.60 
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  18. Sundin, O.; Lewandowski, D.; Haider, J.: Whose relevance? : Web search engines as multisided relevance machines (2022) 7.60 
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