Chronicle and Biography of Adi Dassler & Käthe Dassler - Adi & Käthe Dassler Memorial Stiftung
Sneaker Wars: The Enemy Brothers Who Founded Adidas and Puma and the Family Feud That Forever Changed the Business of Sport by Barbara Smit | Goodreads
Adidas Facts and Statistics - Investing.com
BBC World Service - Witness History, Dassler brothers' rift
How Puma and Adidas' Rivalry Divided Their Founding Town for 70 Years
Adolf Dassler - Wikipedia
Untitled | PDF | Adidas
Taylor Dessler - Swimming and Diving - University of South Dakota Athletics
Adolf Dassler: The Creative and Innovative Leader Behind adidas | adidas GamePlan A