A Logical approach to expert systems and natural language processing: knowledge systems and prolog
edited by Adrian Walker
Addison-Wesley, 1987
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Carnap, Rudolf
The Logical syntax of language
Littlefield, Adams , 1959
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Allen, James
Natural language understanding
The Benjamin Cumming Pub. Co., 1987
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Handbook of natural language processing
edited by Nitin Indurkhya; Fred J. Damerau
CRC Press, 2010
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Lyons, John
Natural language and universal grammar
Cambridge University Press, 1991
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