Nike vs Adidas in World Cup Battle of the Brands – but is Qatar a risky backdrop? - The Athletic
The 15-year journey of Cristiano Ronaldo's Nike boot agreement | Daily Mail Online
Cristiano Ronaldo's Social Accounts Generate $75 Million for Sponsors – Sportico.com
US sporting goods company Nike invests more than one billion dollars in sponsorship
Sponsor Nike congratulates Portugal on shock Euro 2016 triumph | Campaign US
Cristiano Ronaldo extends long-term sponsorship deal with Nike | Maher Jaber
$500 Million Worth Cristiano Ronaldo Earns $24 Million Per Year From Nike but Falls Short From LeBron James and Michael Jordan's Billionaire Status - EssentiallySports