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Lazinger, S.S.; Peritz, B.C.: Reader use of a nationwide research library network : local OPAC vs. remote files (1991)
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Gattermann, G.: Kann der Online-Benutzerkatalog unser Katalogproblem lösen? : Erfahrungen aus dem OPAC-Projekt der Universitätsbibliothek Düsseldorf (1990)
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Gattung, B.: Zur Analyse des Benutzerverhaltens. T.1 (1991)
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Franken, K.: Einige Probleme benutzerorientierter Sacherschließung : dargestellt an Recherchemitschnitten der Universitätsbibliothek Konstanz (1990)
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Binder, W.: ¬Der OPAC der Universitätsbibliothek Bielefeld (1991)
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Skibbe, M.: ¬Der OPAC der Universitätsbibiothek der Universität der Bundeswehr Hamburg (1991)
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Kristen, H.: ¬Der OPAC der Universitätsbilbiothek Karlsruhe (1991)
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Kowalk, W.: ¬Der OPAC der Universitätsbibliothek Saarbrücken (1991)
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Fuchs, H.-J.; Rienas, C.; Bouché, R.: ¬Der OPAC der Universitätsbibliothek Tübingen (1991)
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