Report: MLB set up Nike uniform deal as Under Armour withdraw - SportsPro
MLB Inks 10-Year Uniform, Footwear Deal With Nike, Fanatics — College Baseball, MLB Draft, Prospects - Baseball America
Oakland A's news: First of 2023 MLB uniform ads unveiled - Athletics Nation
Ten Innings at Wrigley
Under Armour - Wikipedia
Under Armour - Wikipedia
Under Armour Signs Deal to Supply MLB Uniforms - WSJ
Under Armour Signs Deal to Supply MLB Uniforms - WSJ
Under Armour Logo to Appear on MLB Chests in 2020
Leading up to NBA All-Star weekend, sports leagues, marketers embrace GoPro
Buying an NBA Jersey in a Store Is About to Get More Expensive - WSJ
Under armour research project by Janet Song - Issuu
Under Armour - Wikipedia
The Wall Street Journal - 07.03.22, PDF, Inflation