- world heavyweight boxing championship - Premier Boxing Deontay Wilder vs. Chris Arreola - YouTube
- Longest-Reigning Champions in Heavyweight Boxing History - Goliath
- The Only Boxing Champions History Retire Undefeated - Goliath
- List of world champions -
- WBA Heavyweight Champion BoxRec
- Three and the Boxing Revolution | The New Yorker
- Heavyweight boxing rankings: 10 WBC, WBA, IBF and WBO fighters world champions | London Evening Standard |
- The 10 Greatest Heavyweights of All Time Bleacher Report | Latest News, and
- 15 Best Boxers in World Right Now, Ranked
- Michael New US heavyweight vows to 'go to England and bring the title back to the US!' | Boxing News | Sky Sports
- List of triple champions - Wikipedia
- Anthony Joshua vs Joseph Parker: are they fighting for and why are there so many? | The The Independent
- Current World Boxing Champions-Winners in each Category.. - history
- Meet Andy Ruiz Jr. Believe It or Not, He's the Heavyweight Champion - The New Times
- List of world champions -
- champions heading into 2017
- Who Is The Current Heavyweight Champion Boxing? //
- Heavyweight boxing rankings: 10 WBC, WBA, IBF and WBO fighters world champions | London Evening Standard |
- The 20 Best Heavyweight the Game Now //
- Anthony Joshua defeats Andy Ruiz Jr. to reclaim heavyweight titles News | DW | 07.12.2019
- Name (Joe Smith Jr.) and Day Job (Laborer) Ordinary. The Boxer Isn't. - The New York Times
- Joshua wins heavyweight boxing world titles with stoppage of Wladimir
- List of weight boxing champions
- Boxing's Undisputed Heavyweight Champions Since 1962 - SPORTbible
- The day Jack became the first black world heavyweight champion — The Undefeated
- Full World Boxing Championships 2017 Finalist Winners List