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  • × author_ss:"Bellardo, T."
  1. Bellardo, T.: Scientific research in online retrieval : a critical review (1981) 0.00 
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    Source
    Library research. 2(1981), S.231-237
  2. Bellardo, T.: Subject indexing : an introductory guide (1991) 0.00 
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    Footnote
    Rez. in: JASIS 44(1993) no.2, S.117-119 (B.H. Weinberg)
    Pages
    72 S
  3. Bellardo, T.; Saracevic, T.: Online searching and search output : relationships between overlap, relevance, recall and precision (1987) 0.00 
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    Pages
    S.11-13

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