Yankees retired numbers - Newsday
Derek Jeter's No. 2, Last of Yankees' Single Digits, to Be Retired - The New York Times
Yankees retired numbers: A look at all of the jersey numbers players cannot wear in the Bronx
Yankees next retired number prediction
NY Yankees royalty honored as Paul O'Neill's No. 21 is retired
Power of Derek Jeter's No. 2 - MLB's most productive jersey numbers
Yankees retired numbers and the baseball legends who wore them
The Yankees Retire Paul O'Neill's Number 21 - The New York Times
The All-Unretired Yankees, Bronx Pinstripes
MLB retired numbers include 10 for state players
What the Yankees' uniform number crunch could cost MLB's managers and coaches - The Athletic
Readers sound off on Yankees retired numbers, the GOP and the 9/11 Tribute Museum – New York Daily News
How players are using uniform numbers to break MLB's unwritten rules - ESPN