Transfers are fueling some of college football's biggest success stories as teams embrace the portal - Washington Times
North Texas Player, Joe Greene, 1967] - The Portal to Texas History
Mean' Joe Greene jersey retired by Temple ISD at ceremony
2022 College Football Bowl Game Player Opt-Out Tracker & Head Coaching Changes
UC Football Portal Tracker 2022-23 - All Bearcats
North Texas Player, Joe Greene, 1967] - The Portal to Texas History
North Texas Football Game Against Drake University, 1973] - The Portal to Texas History
Texas High School Football Hall of Fame Inductees: Joe Greene
Joe Greene's Keepsakes, No Longer His - The New York Times
[Joe Greene in his uniform, 3] - The Portal to Texas History
UNT to immortalize 'Mean Joe' Greene with statue outside stadium