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Shannon, C.E.: ¬A mathematical theory of communication : pt.1.2 (1948)
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Weaver, W.: ¬The mathematics of communication (1949)
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Shannon, C.E.; Weaver, W.: ¬The mathematical theory of communication (1949)
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Harnack, A. von: ¬Die Auskunftserteilung als bibliothekarische Aufgabe (1940)
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- Source
- Zentralblatt für Bibliothekswesen. 57(1940), S.16-22
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Sveistrup, H.: ¬Der neue Realkatalog der SUB Hamburg (1947)
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- Source
- Probleme des Wiederaufbaus im wissenschaftlichen Bibliothekswesen: aus d. Verhandlungen des 1. Bibliothekartagung der britischen Zone in Hamburg vom 22.-24.10.1946