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Rijsbergen, C.J. van: Information retrieval (1979)
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Gödert, W.; Lepsky, K.; Nagelschmidt, M.: Informationserschließung und Automatisches Indexieren : ein Lehr- und Arbeitsbuch (2011)
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Modern information retrieval (1999)
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Shiri, A.: Powering search : the role of thesauri in new information environments (2012)
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