NFL rumors 2021: Proposed rule allowing more players to wear single digits 'likely to pass' (report)
2021 N.F.L. Rule Changes: A Viewer's Guide - The New York Times
Why NFL players were drawn to jersey No. 0 after its return - ESPN
How Offense Took Over the N.F.L. - The New York Times
Football Mogul - Sports Mogul, Inc.
Eagles Nation] AJ Brown calls for a movement from NFL players after being forced to change his cleats: “The rule sucks. I think all players should just wear whatever they wanna wear
Enter player zero: NFL stars excited by jersey number rule change, News
The NFL's new single-digit jerseys are inspiring excitement and a little grumbling - The Washington Post
NFL Rules Changes: New England Patriots 'Agent Zero'? - Sports Illustrated New England Patriots News, Analysis and More
Tom Brady slams NFL's jersey number rule: 'Dumb'
NFL stars excited by zero jersey number rule change
NFL owners approve proposal to allow players to wear No. 0
2023 NFL Rule Changes include suggestions by Buffalo Bills - Buffalo Rumblings