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Kowalski, G.J.; Maybury, M.T.: Information storage and retrieval systems : theory and implemetation (2000)
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Croft, W.B.: Advances in information retrieval : Recent research from the Center for Intelligent Information Retrieval (2000)
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Research and advanced technology for digital libraries : 11th European conference, ECDL 2007 / Budapest, Hungary, September 16-21, 2007, proceedings (2007)
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