Record-breaking Federer returns to No. 1 - SWI swissinfo.ch
ATP Tour - Roger Federer is the Mover of the Week in the Emirates ATP Rankings after returning to the Top 10 following his Australian Open triumph. More: http://bit.ly/2kFECzR What ranking will
Roger Federer one victory away from becoming oldest World No. 1 in tennis history | Tennis News - Hindustan Times
ATP List: Rafael Nadal in danger of losing No. 2 ranking to Roger Federer – Rafael Nadal Fans
ATP TOP10 Players History since 1973 - Ranking by the total number of weeks - Upd. October 8, 2018 - YouTube
Roger Federer - Wikipedia
File:Roger-Federer-Singles-Ranking-History-Chart.png - Wikimedia Commons
Top 10 Men's Tennis Players | ELO Ranking History (2000 - 2022) - YouTube
Roger Federer ranking: ATP Rotterdam, could become oldest ever No.1, Rafael Nadal
File:Singles-Ranking-Composite-History-Chart-RogerFederer+RafaelNadal+NovakDjokovic.png - Wikipedia
The day Roger Federer earned his first ranking points
Who is the best men's tennis player ever? GOAT ranking for Federer, Nadal, Djokovic and others | Sporting News
Data check: Why the world No 1 rank has switched 6 times between Federer and Nadal in 5 months
Roger Federer hits 21-year low in latest ATP rankings as Rafael Nadal & Djokovic stay put | Tennis News
Roger Federer Pursues the No. 1 Ranking Again. Why Not? - The New York Times
Roger Federer, Rafael Nadal and Novak Djokovic write ranking history
Rafael Nadal, Roger Federer, and the pursuit of more ranking history
File:Roger-Federer-Singles-Ranking-History-Chart-2018.png - Wikimedia Commons
Nadal, Djokovic and Federer top year-end ATP Rankings for record eighth time
Roger Federer will top tennis rankings after five-year absence - The Boston Globe
Djokovic begins 311th career week at No. 1, breaking Federer's record
File:Singles-Ranking-Composite-History-Chart-RogerFederer+RafaelNadal+NovakDjokovic.png - Wikipedia
File:Singles-Ranking-Composite-History-Chart-RogerFederer+RafaelNadal+NovakDjokovic.png - Wikipedia
