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  • × author_ss:"Luhn, H.P."
  • × year_i:[1960 TO 1970}
  1. Luhn, H.P.: ¬The automatic derivation of information retrieval encodements from machine-readable texts (1961) 0.02 
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    Footnote
    Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.21-24.