Dirk Nowitzki becomes first player to have number retired by

Dallas Mavericks: Possible Numbers To Retire

Analysis: Fitting that Dirk will be celebrated on Christmas - The San Diego Union-Tribune

Dallas Mavs retiring Dirk Nowitzki's No. 41 jersey

Mavs' Dirk Nowitzki reveals tragic reason he regrets not retiring before Luka Doncic arrived

Dirk Nowitzki's number 41 jersey to be retired by Dallas Mavericks, NBA News

Dirk Nowitzki to become the first basketball player ever to have jersey retired by Germany

Dallas Mavs Legend Dirk Nowitzki Admits He Should Have Retired From NBA Sooner - Sports Illustrated Dallas Mavericks News, Analysis and More

Mavericks announce plans to retire Dirk Nowitzki's No. 41 jersey on Jan. 5

Dallas Maverick Dirk Nowitzki Retires: a Texan—Now and Forever - The Ringer