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Gödert, W.: Vom OPAC zum Hyperkatalog : Suchen und Navigieren (1996)
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Furniss, P.: ¬A proposed methodology for examining the provision of subject access in the OPAC (1990)
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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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Larson, R.R.: Between Scylla and Charybdis : searching in the online catalog (1991)
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Berg, O.: Current problems with MARC/ISBD formats in relation to online public access of bibliographic information (1991)
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Larson, R.R.: Evaluation of advanced retrieval techniques in an experimental online catalog (1992)
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Hunter, R.N.: Successes and failures of patrons searching the online catalog at a large academic library : a transaction log analysis (1991)
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Spinas, P.: Benutzerfreundlichkeit von ETHICS : Ergebnisse einer Untersuchung des Online-Kataloges der ETH-Bibliothek (1992)
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Cherry, J.M.: Improving subject access in OPACs : an exploratory study of conversion of user queries (1992)
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Klugkist, A.C.: ¬Der PICA-Online-Katalog der Universitätsbibliothek Groningen (1991)
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Gattung, B.: ¬Der OPAC der Universitätsbibliothek Düsseldorf : Benutzungsperspektive (1991)
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Lierz, W.: PUBLICAT - Online Zentralkatalog der GMD-Bibliotheken : Zweieinhalb Jahre Erfahrungen mit einem OPAC (1991)
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Basista, T.; Micco, M.H.; Rambler, L.: Designing the OPAC user interface to improve access and retrieval (1991)
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Nohr, H.: Tendenzen der OPAC-Entwicklung (1990)
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Kowalk, W.: ¬Der OPAC der Universitätsbibliothek Saarbrücken (1991)
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Bibliographic access in Europe : First Int. Conference. The Proc. of a Conf. organized by the Centre for Bibliographic Management and held at the Univ. of Bath, 14.-17.9.1989 (1990)
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Schwarz, B.: Book House: ein OPAC für die Erschließung und Recherche Schöner Literatur (1991)
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McGarry, D.; Svenonius, E.: More on improved browsable displays for online subject access (1991)
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Smith, E.H.: Enhancing subject accessibiliy to the online catalog (1991)
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Larson, R.R.: Classification clustering, probabilistic information retrieval, and the online catalog (1991)
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