NBA: The 5 Most Random Retired Jerseys Of All-Time
Yankees retired numbers: A look at all of the jersey numbers players cannot wear in the Bronx
Dirk Nowitzki becomes first player to have number retired by German Basketball Federation - ESPN
Celtics' bland retired number banners are unworthy of the franchise's history
NBA's greatest players of all-time: Who are the top 23?
Peering into the Rafters: The Next 5 Chicago Bulls Retired Numbers, News, Scores, Highlights, Stats, and Rumors
Listing the only 3 NBA teams to not retire a single player's jersey
All-time list of retired numbers in the NBA
Should the Celtics unretire numbers for current players to wear? - The Boston Globe
Will Lakers retire both of LeBron James' jersey numbers when he hangs it up? - Los Angeles Times