- Novak Djokovic starts new tennis player association, but Roger Federer and Rafael Nadal are not yet on board ABC News
- Tennis: Roger Federer and Rafael Nadal oppose Novak Djokovic’s planned ATP split NEWS.com.au
- 'Tone deaf' breakaway tennis move led by Novak Djokovic slammed by Todd Woodbridge Wide World of Sports
- 'I won't be signing': Tennis world in shambles after Novak Djokovic breakaway Yahoo Sport Australia
- Djokovic's move to form new players association meets early resistance Sydney Morning Herald
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