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  • × year_i:[1970 TO 1980}
  1. Lipetz, B.-A.: User requirements in identifying desired works in a large library (1970) 9.75 
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    Author
    Lipetz, B.-A.
  2. Lipetz, B.-A.: Information needs and uses (1970) 9.75 
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    Lipetz, B.-A.

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