Less hockey fights - a threatening future for the NHL's dirtiest teams
Frontiers | National Hockey League Fights per Game and Viewership Trends: 2000–2020
The new normal' - Why fighting in the NHL has dropped to historic lows - ESPN
Fighting in ice hockey - Wikipedia
Fighting continues to fade from NHL - TSN.ca
Fighting in Hockey
With hockey fights in decline, NHL shifts emphasis to speed, skill - CSMonitor.com
A look at the decline of fighting and extinction of the NHL enforcer
The last days of the hockey brawler
NHL Fights Linked To Further Violence, Study Finds
Hockey Fights - Hockey Fights
Hockey fights are declining, but....
CHL: Fighting has dropped over last 15 seasons
Pro and Con: Fighting in Hockey | Britannica
The True Impact of a Hockey Fight – Georgetown Sports Analysis
NHL Fights Per Game | line chart made by Alexander.daniel | plotly
The NHL's Best Fighters For The Money
Study: Which NHL teams get in the most fights per season? | theScore.com
Hockey Fighting - Pros & Cons - ProCon.org
Graph zoo - Violence in various hockey leagues estimated as...
Fighting plummeting steeply in the NHL as game gets faster, more skilled | CTV News
