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Dominich, S.: Mathematical foundations of information retrieval (2001)
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Gossen, T.: Search engines for children : search user interfaces and information-seeking behaviour (2016)
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Crestani, F.; Mizzaro, S.; Scagnetto, I,: Mobile information retrieval (2017)
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Mauldin, M.L.: Conceptual information retrieval : a case study in adaptive partial parsing (1991)
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Gartner, R.: Metadata : shaping knowledge from antiquity to the semantic web (2016)
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