Justin Smith – Missouri Sports Hall of Fame
So long, Cowboy? Justin Smith will reportedly retire
Past/Present: Jaylon, Beasley on NFL Teams Again
Justin Smith the Same 'Dude' after 14 NFL Seasons
49ers defensive end Justin Smith announces his retirement - Los Angeles Times
Justin Smith retires after standout career with 49ers, Bengals - Cincy Jungle
Justin Smith Announces Retirement From NFL - Canyon News
Ex-Mizzou star Justin Smith of 49ers retires after 14 NFL seasons
Justin Smith retires from NFL: It was a good ride.
Niners defensive tackle Justin Smith retires
Justin Smith – Missouri Sports Hall of Fame
So long, Cowboy? Justin Smith will reportedly retire
On Justin Smith, Christian McCaffrey and 49ers striking while the iron's hot - The Athletic