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Brathwaite, K.S.: Datenbankentwurf : eine Einführung (1990)
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Grill, E.: Relationale Datenbanken; vom logischen Konzept zur physischen Realisierung : Ziele, Methoden, Fallstudie (1990)
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Poetzsch, E.: Information Retrieval : Einführung in Grundlagen und Methoden (2001)
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Blair, D.C.: Language and representation in information retrieval (1991)
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Grossman, D.A.; Frieder, O.: Information retrieval : algorithms and heuristics (2004)
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