Search (2 results, page 1 of 1)

  • × author_ss:"Frei, H.P."
  • × year_i:[1990 TO 2000}
  1. Qiu, Y.; Frei, H.P.: Concept based query expansion (1993) 0.04
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  2. Frei, H.P.; Meienberg, S.: Evaluating weighted search terms as Boolean queries (1991) 0.01
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    Pages
    S.11-22

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