With 'mentor' James Develin retired, fullback Jakob Johnson 'just trying to uphold the standard' for Patriots
James Develin proud in role as Patriots battering ram – Boston Herald
New England Patriots - Wikipedia
James Develin Stats, News and Video - FB
James Develin's reward for dirty work: two TDs – Boston Herald
Elandon Roberts' switch to Patriots fullback saw the stars align to help get offense out of a rut
Lazar Focus: Patriots Linebacker Elandon Roberts Embracing Fullback Role - CLNS Media
Longtime New England Patriots fullback James Develin retires from NFL - ESPN