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Lancaster, F.W.: Vocabulary control for information retrieval (1986)
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- 22. 4.2007 10:07:51
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Meadow, C.T.: Text information retrieval systems (1992)
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- 29. 2.2008 20:36:05
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Kuhlen, R.: Hypertext : ein nichtlineares Medium zwischen Buch und Wissensbank (1991)
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- 28. 5.2007 18:24:46