Search (4 results, page 1 of 1)

  • × theme_ss:"Benutzerstudien"
  1. Larson, R.R.: Evaluation of advanced retrieval techniques in an experimental online catalog (1992) 8.81 
    8.811096 = weight(author_ss:Larson, R.R. in 480) [ClassicSimilarity], result of:
  8.811096 = fieldWeight in 480, product of:
    1.0 = tf(freq=1.0), with freq of:
      1.0 = termFreq=1.0
    8.811096 = idf(docFreq=17, maxDocs=44421)
    1.0 = fieldNorm(doc=480)
    Author
    Larson, R.R.
  2. Larson, R.R.: ¬The decline of subject searching : long-term trends and patterns of index use in an online catalog (1991) 8.81 
    8.811096 = weight(author_ss:Larson, R.R. in 1103) [ClassicSimilarity], result of:
  8.811096 = fieldWeight in 1103, product of:
    1.0 = tf(freq=1.0), with freq of:
      1.0 = termFreq=1.0
    8.811096 = idf(docFreq=17, maxDocs=44421)
    1.0 = fieldNorm(doc=1103)
    Author
    Larson, R.R.
  3. Larson, R.R.: Users look at online catalogs : Pt.2: interacting with online catalogs. Final report for the Council on Library Resources (1983) 8.81 
    8.811096 = weight(author_ss:Larson, R.R. in 2423) [ClassicSimilarity], result of:
  8.811096 = fieldWeight in 2423, product of:
    1.0 = tf(freq=1.0), with freq of:
      1.0 = termFreq=1.0
    8.811096 = idf(docFreq=17, maxDocs=44421)
    1.0 = fieldNorm(doc=2423)
    Author
    Larson, R.R.
  4. Larson, R.R.: Users look at online catalogs : results of a national survey of users and non-users of online public access catalogs (1982) 8.81 
    8.811096 = weight(author_ss:Larson, R.R. in 2971) [ClassicSimilarity], result of:
  8.811096 = fieldWeight in 2971, product of:
    1.0 = tf(freq=1.0), with freq of:
      1.0 = termFreq=1.0
    8.811096 = idf(docFreq=17, maxDocs=44421)
    1.0 = fieldNorm(doc=2971)
    Author
    Larson, R.R.

Years

Types