The Phillie Phanatic and Copyright Termination's Derivative Works Exception
Has the Phillie Phanatic Been Saved From Free Agency?, Nicole Bergstrom
Split decision on Phillie Phanatic copyright battle
Phillies File Lawsuit To Prevent Phanatic From Hitting Free Agency
Phillies can use modified Phanatic, judge in mascot copyright lawsuit says
Copyright Law and Derivative Work - Intellectual Property Pulse
Judge Recommends Approving New Phanatic Mascot Despite Termination
Happy Birthday to the Best Mascot in the world! : r/phillies
Phillie Phanatic Lawsuit: Mascot's creators reach settlement with team - 6abc Philadelphia