BBC Radio 4 - Sneakernomics - The sibling rivalry that changed sport for ever
ISPO - Internationale Sportmesse in München: Udo Jürgens (li.) und Puma Chef Armin Dassler bei der
WFSGI on Twitter: "WFSGI hands over Armin Dassler's Honorary Director Award to PUMA's CEO Franz Koch. Adidas received it at ISPO 2012. http://t.co/8Kzl2UyC" / Twitter
PUMA® - History
Adolf Dassler - Wikipedia
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