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  • × theme_ss:"Register"
  • × year_i:[1980 TO 1990}
  1. Luhn, H.P.: Keyword-in-context index for technical literature (1985) 0.03
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    Source
    Theory of subject analysis: a sourcebook. Ed.: L.M. Chan, et al
  2. Craven, T. C.: String indexing (1986) 0.02
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