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  • × author_ss:"Walker, S."
  • × theme_ss:"OPAC"
  1. Walker, S.: ¬The Okapi online catalogue research projects (1989) 0.06 
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    Date
    16. 8.1998 11:22:08
    Footnote
    Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.424-435.
  2. Walker, S.: ¬The free language approach to online catalogues (1985) 0.03 
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    Source
    Keyword catalogues and the free language approach. Ed.: P. Bryant
  3. Walker, S.: ¬Der Mensch-Maschine-Dialog bei Online-Benutzer-Katalogen (1987) 0.03 
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    Type
    p
  4. Walker, S.: Improving subject access painlessly : recent work on the Okapi online catalogue projects (1988) 0.02 
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    Source
    Program. 22(1988), S.21-31

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