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  1. Needham, R.M.; Sparck Jones, K.: Keywords and clumps (1985) 0.00
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    Footnote
    Original in: Journal of documentation 20(1964) no.1, S.5-15.
    Pages
    S.262-272
  2. SIGIR'92 : Proceedings of the 15th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (1992) 0.00
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    Type
    s