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Sveistrup, H.: ¬Der neue Realkatalog der SUB Hamburg (1947)
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- Probleme des Wiederaufbaus im wissenschaftlichen Bibliothekswesen: aus d. Verhandlungen des 1. Bibliothekartagung der britischen Zone in Hamburg vom 22.-24.10.1946
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Barnholdt, B.: ¬A computer-based system for production of a UDC-classed libray catalog at the Technological University Library of Denmark (1968)
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Herrick, M.D.: ¬The development of a classified catalog in library schools (1953)
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Anker, J.: Some principles of a systematically arranged subject catalogue with an index (1956)
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