NFL To Make Referees Full-Time Employees - Turf Show Times
NFL plans to hire up to 24 full-time game officials
Hunter Johnson – Clemson Tigers Official Athletics Site
How much money do NFL referees make? Salaries & pay structure for game officials in 2020
10 possibilities to replace Michigan State football coach Mel Tucker
NFL hires 12 new officials. Some familiar names join the league – Football Zebras
Who is the NFL's female referee? Meet Sarah Thomas, the only woman official in the NFL in 2020
Coach Prime, CU Buffs answer doubters in upset of No. 17 TCU – BuffZone
How USC lured Lincoln Riley from Oklahoma in 12 hours - Los Angeles Times
NFL to hire 24 full-time officials for 2017 season – New York Daily News
GAME NOTES: No. 7 Penn State vs. West Virginia - Penn State Athletics
Chicago Bears announce changes within coaching staff, football operations
NFL announces roster of full-time officials for 2017
It's Game Day vs. Washington State! - Colorado State Athletics
Even before kickoff, referees to make history in the Super Bowl