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Spink, A.; Ozmultu, H.C.: Characteristics of question format web queries : an exploratory study (2002)
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Radev, D.; Fan, W.; Qu, H.; Wu, H.; Grewal, A.: Probabilistic question answering on the Web (2005)
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Li, X.; Schijvenaars, B.J.A.; Rijke, M.de: Investigating queries and search failures in academic search (2017)
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Vidinli, I.B.; Ozcan, R.: New query suggestion framework and algorithms : a case study for an educational search engine (2016)
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Lorigo, L.; Pan, B.; Hembrooke, H.; Joachims, T.; Granka, L.; Gay, G.: ¬The influence of task and gender on search and evaluation behavior using Google (2006)
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