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  1. Perera, P.: Micro CDS/ISIS : a critical appraisal of its search interface (1992) 0.01
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    Source
    Program. 26(1992) no.4, S.373-386
    Year
    1992
  2. Laegreid, J.A.: SIFT: a Norwegian information retrieval system (1993) 0.00
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    Date
    23. 1.1999 19:22:09
  3. Kirkwood, H.P.: Ovid Web Gateway (1998) 0.00
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    Date
    6. 3.1997 16:22:15