All-time list of retired numbers in the NBA
Listing the only 3 NBA teams to not retire a single player's jersey
Should Jazz Retire Number 27 For Rudy Gobert?
Red Auerbach Number Retirement - Boston Celtics History
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NBA Countdown: Which player wore No. 00 best in league history?
How many teams in the NBA have retired number 23?
Crunching the Numbers: College Basketball Players Can't Wear 6, 7, 8 or 9 - The New York Times
NBA History: The Top 50 Greatest NBA Players of All-Time, by Jeffrey Genao, Top Level Sports
Which jersey numbers should actually be retired for the Utah Jazz? - SLC Dunk
Will Lakers retire both of LeBron James' jersey numbers when he hangs it up? - Los Angeles Times
Lakers rule the NBA's all-time leading scorers list. Who's on top?
10 Legendary NBA Players whose Jersey Numbers were Retired