Buster Posey joins Giants ownership group
Buster Posey retires: Giants catcher's singular career, legacy - Sports Illustrated
SF Giants legend Buster Posey sells 106-acre ranch for $3.9 million - Sports Illustrated San Francisco Giants News, Analysis and More
The San Francisco Giants Just Can't Quit Buster Posey
AP Source: Giants C Buster Posey will announce retirement
MLB: Giants star Buster Posey retires from baseball
Giants' Buster Posey enters spring feeling healthy at last
Three big decisions the SF Giants must make within the next five days – Daily Democrat
Longtime Giants catcher Buster Posey announces retirement after 12 seasons
Buster Posey, several Atlanta Braves selected to play in World Baseball Classic, Sports