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Perez-Carballo, J.; Strzalkowski, T.: Natural language information retrieval : progress report (2000)
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Chowdhury, G.G.: Natural language processing (2002)
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- Annual review of information science and technology. 37(2003), S.51-90
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Liu, X.; Croft, W.B.: Statistical language modeling for information retrieval (2004)
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- Annual review of information science and technology. 39(2005), S.3-32
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Blair, D.C.: Information retrieval and the philosophy of language (2002)
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- Annual review of information science and technology. 37(2003), S.3-50