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Sparck Jones, K.; Tait, J.I.: Automatic search term variant generation (1984)
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Sparck Jones, K.; Jackson, D.M.: ¬The use of automatically obtained keyword classification for information retrieval (1970)
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Sparck Jones, K.: Index term weighting (1973)
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Needham, R.M.; Sparck Jones, K.: Keywords and clumps (1985)
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