Crunching the Numbers: College Basketball Players Can't Wear 6, 7, 8 or 9 - The New York Times
Which LeBron James jersey number will the Los Angeles Lakers retire?
Will Lakers retire both of LeBron James' jersey numbers when he hangs it up? - Los Angeles Times
Ralph Lawler listed the top five players whose jerseys the Clippers should retire - Clips Nation
Retired shirt numbers: Clubs and players to give & receive honour
Florida Football: 12 jersey numbers that should be retired
NBA jersey retirements: Kobe's two numbers, Jordan's jersey in Miami without playing and other curiosities
NBA should retire No. 24 jersey – The Brookhaven Courier
Best player who doesn't have their jersey retired for each NBA team