Patriots announce Sebastian Vollmer is done for the season - NBC Sports
Patriots' Nate Jones keeps up with regulars
2009 New England Patriots, American Football Wiki
How two former NFL players are bringing Monday Night Football to Germany - The Athletic
Sebastian Vollmer - Wikipedia
Patriots release Sebastian Vollmer – DW – 03/04/2017
Jim Nolan, Kraft Sports COO, shares info on Tom Brady's return
Patriots re-sign T Sebastian Vollmer
Patriots continue swap meet, Sports