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- author's%3a%22Wirtz%2c H.-c.%22 2
- authors%3a%22Wirtz%2c H.-c.%22 2
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Schwarz, C.: Natural language and information retrieval : Kommentierte Literaturliste zu Systemen, Verfahren und Tools (1986)
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- Informationsliguistische Texterschließung. Hrsg.: C. Schwarz u. G. Thurmair
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Warner, A.J.: Natural language processing (1987)
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- Source
- Annual review of information science and technology. 22(1987), S.79-108