Stephen Curry's shoes were banned by the NBA because of Nike": How the NBA's deal with Nike had the Under Armor Steph Curry 4's outlawed - The SportsRush
Nike: The Steph Curry Threat Is Fading Away | Barron's
How Under Armour snatched Stephen Curry from Nike's grasp – The Mercury News
BLUNDER! Stephen Curry signing with Under Armour cost Nike a whopping $14 billion
Stephen Curry Sneaker Timeline: His Shoe Journey - Sports Illustrated