Lavoie] According to one of the NHL GMs, teams were told by the
Detroit Red Wings' All-Time Enforcers
Ranking the Flyers' 50 greatest players of all time
Ranking the Flyers' 50 greatest players of all time
Enforcers Week: The Top Five Fighters in the NHL - The Hockey News
Philadelphia Flyers - Wikipedia
What is an NHL enforcer? - Quora
Who are the NHL's all-time best fighters/enforcers? - Quora
Meet the Flyers Rookies! - Lehigh Valley Phantoms
The Best NHL Fighters of All Time - Gino Hard
Philadelphia Flyers Top 5 Enforcers of All Time - Last Word On Hockey
The Hockey News April 3, 1992 (Digital)
The Hockey News September 17, 1993 (Digital)