Replay referee given more influence in 2021 NFL season - CGTN
NFL's instant replay officials have new powers, but owners weren't interested in other major rules changes - The Boston Globe
Hurley: NFL Trying To Fix Instant Replay Problem By Not Addressing That Problem At All - CBS Boston
NFL rule change: Inside story of the SkyJudge proposal for 2020 - Sports Illustrated
Referee Magazine - August 2022 by Referee Magazine - Issuu
NFL will consider further instant replay changes, but 'sky judge' remains unlikely : r/nfl
Going deeper on the 'sky judge,' overtime changes, and other NFL rules proposals - The Boston Globe
NFL will consider changes to instant replay but sky judge appears to not be on the table - The Boston Globe
FOOTBALL IN AMERICA - Sports Illustrated Vault
No momentum for big instant replay rule changes – Football Zebras
NFL Sky Judge: How the New Process Works + Impact on Games
T.J. Lang calls out Roger Goodell, says NFL is fixing games against Detroit Lions : r/detroitlions