Usain Bolt to earn $10m a year from Puma deal - Independent.ie
Child prodigy to $33m brand; Bolt completes a full circle - Inside Sport India
Puma runs away with Olympic Games success - 08/12/08 : The Moodie Davitt Report -The Moodie Davitt Report
Usain Bolt sticks with Puma until after 2016 Olympics | Mint
Over Three Quarters Of 18-24 Year Olds Claim Sports Sponsorship Has No Impact, With Just 8% Correctly Identifying Puma As Usain Bolt's Sponsor | The Drum
Bolt signs new sponsorship deal with Puma to take him beyond Rio 2016