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  • × type_ss:"a"
  • × author_ss:"Lancaster, F.W."
  1. Lancaster, F.W.: MEDLARS : report on the evaluation of its operating effiency (1961) 0.02 
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    Footnote
    Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.223-246.
  2. Lancaster, F.W.: Evaluation in the context of the digital library (1996) 0.01 
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    Source
    Towards a worldwide library: a ten year forecast. Proceedings of the 19th International Essen Symposium, 23-26 Sept 1996. Ed.: A.H. Helal u. J.W. Weiss

Years