How much longer? The catching toll on Buster Posey, the hitting stats he sacrifices, and the potential next move - The Athletic
SF Giants' Buster Posey will remain with team if he wants to play
Giants Buster Posey announces retirement at press conference - McCovey Chronicles
The Giants and Buster Posey have had preliminary talks about an extension - NBC Sports
Why Buster Posey's retirement didn't surprise ex-Giants star Will Clark – NBC Sports Bay Area & California
Giants catcher Buster Posey likely out for year – The Denver Post
Giants aren't ready to take Buster Posey out from behind the plate yet - NBC Sports
Buster Posey retirement: Giants catcher's career ends fittingly - Sports Illustrated
Buster Posey thrilled as he joins Giants' ownership group
Why the Giants need to extend Buster Posey's contract, now
Giants' future at catcher after Buster Posey's retirement
Giants' Buster Posey to announce retirement Thursday: Sources - The Athletic
Giants lock up Buster Posey to a long-term deal