9 Observations from the 49ers 2021 NFL Schedule
National Football League (NFL), History, Teams, & Facts
N.F.L. Officially Adds 17th Regular Season Game - The New York Times
NFL's first 17-game regular season reviewed: Records that fell, what worked, what didn't work and more
NFL CBA approved - What players get in new deal, how expanded playoffs and schedule will work - ESPN
American football - Wikipedia
NFL owners expand number of regular season games to 17 and commit to increased international games, NFL News
What we learned from Week 1 of 2023 NFL season
Disney+, ESPN+ to host an animated, 'Toy Story'-themed NFL game on October 1