https://www.encyclopedia.com/books/politics-and-business-magazines/spiegel-verlag-rudolf-augstein-gmbh-co-kg
SPIEGEL-Verlag Rudolf Augstein GmbH & Co. KG | Encyclopedia.com
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https://www.youtube.com/channel/UCwuRgGjx60ZO_zqW2PYx00Q/featured?disable_polymer=1
Rudolf Augstein Stiftung - YouTube
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https://www.hamburg.de/politik-und-verwaltung/senat/hamburger-ehrenbuerger/ehrenbuerger-1813-bis-heute/rudolf-augstein-238124
Dr. h.c. Rudolf Karl Augstein (1923-2002) - hamburg.de
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