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Heydrich, J.: Stellungnahme der Kommission für Zentralkatalogfragen der AfB des DBV zu den vorläufigen Empfehlungen der DFG - Arbeitsgruppe Leihverkehr (1976)
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Heydrich, J.: ¬Die Rolle der Zentralkataloge als Leihverkehrszentralen : Heute und Morgen (1997)
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Heydrich, J.: Bibliographie der Bibliographien für Leitbibliotheken (1981)
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