Why have the Dallas Cowboys retired some of their players' numbers who have made it into the NFL Hall of Fame, but not most or all of them? - Quora
Dallas Cowboys, American Football Database
Why Michael Irvin doesn't want his jersey retired by the Cowboys
Why Michael Irvin is glad Cowboys don't retire his number
Why have the Dallas Cowboys retired some of their players' numbers who have made it into the NFL Hall of Fame, but not most or all of them? - Quora
Every NHL team's likely next retired number
WFT to retire Sean Taylor's number, is criticized for event's timing - AS USA
Cowboys roster 2023 countdown to kickoff, John Fitzgerald profile and review - Blogging The Boys
NFL teams should stop retiring jersey numbers - Sports Illustrated
The 2021 Dallas Cowboys Draft Class officially has their jersey numbers! - Blogging The Boys
WVU Football to Retire No. 66 in Honor of Chuck Howley
Teams shouldn't retire jerseys if they don't intend to keep them retired - NBC Sports
Rank'Em: Cowboys' Most Sacred Jersey Numbers