Search (3 results, page 1 of 1)

  • × year_i:[1970 TO 1980}
  1. Robertson, S.E.; Belkin, N.J.: Ranking in principle (1978) 8.17 
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    Belkin, N.J.
  2. Belkin, N.J.; Robertson, S.E: Information science and the phenomenon of information (1976) 8.17 
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  3. Belkin, N.J.: Information concepts for information science (1978) 8.17 
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