Amazon.com: Adidas Vs. Puma: The Brother's Feud : Ken Duken, Torben Liebrecht, Jesse Albert, Uwe Kersken, Christian Schnalke, Oliver Dommenget, Zeitsprung Pictures GmbH, G5fiction: Prime Video
Adidas | History, Products, & Facts | Britannica
Adidas v Puma: the bitter rivalry that runs and runs | Athletics | The Guardian
Adidas vs Puma: The Story of the Adidas And Puma Brothers