Buster Posey Joins San Francisco Giants Ownership Group - The New York Times
Why Buster Posey's Giants retirement shouldn't be total surprise – NBC Sports Bay Area & California
SF Giants Buster Posey's baseball retirement ends an era
Posey Is the Heart of San Francisco - The New York Times
Buster Posey hits a walk-off home run, Giants win - McCovey Chronicles
Buster Posey 2021 Highlights
Posey hits pair of 3-run homers, Giants beat Rockies 10-5 - ABC7 San Francisco
Nevius: Hoping Giants' Buster Posey breaks out of his bubble
Buster Posey's Surprisingly Hot Early-Season Hitting
What's Buster Posey's best trait as a catcher? Here's what his pitchers had to say - Giants Extra