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Research and advanced technology for digital libraries : 9th European conference, ECDL 2005, Vienna, Austria, September 18 - 23, 2005 ; proceedings (2005)
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Poetzsch, E.: Information Retrieval : Einführung in Grundlagen und Methoden (2006)
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Proceedings of the Second ACM/IEEE-CS Joint Conference on Digital Libraries : July 14 - 18, 2002, Portland, Oregon, USA. (2002)
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